Home / 60,574-90,864.65-19,021

Finding the Fourth Proportional to 60,574, 90,864.65 and 19,021

Calculator

Solution

The fourth proportional to 60,574, 90,864.65 and 19,021 is: 28,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,574 : 90,864.65 = 19,021 : x
  2. Step 2: Convert to fraction form
    60,574/90,864.65 = 19,021/x
  3. Step 3: Cross multiply
    60,574x = 90,864.65 × 19,021
  4. Step 4: Simplify right side
    60,574x = 1,728,336,507.65
  5. Step 5: Solve for x
    x = 1,728,336,507.65/60,574
  6. Step 6: Final answer
    x = 28,532.65

Related Problems

Find fourth proportional to 30,287, 45,432.33 and 9,510.50
Half scale
Find fourth proportional to 121,148, 181,729.30 and 38,042
Double scale
Find fourth proportional to 60,575, 90,866.15 and 19,022
Similar ratio
Find fourth proportional to 90,861, 136,296.98 and 28,531.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.