Home / 38,315.20-52,875.23-21,320.16

Finding the Fourth Proportional to 38,315.20, 52,875.23 and 21,320.16

Calculator

Solution

The fourth proportional to 38,315.20, 52,875.23 and 21,320.16 is: 29,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,315.20 : 52,875.23 = 21,320.16 : x
  2. Step 2: Convert to fraction form
    38,315.20/52,875.23 = 21,320.16/x
  3. Step 3: Cross multiply
    38,315.20x = 52,875.23 × 21,320.16
  4. Step 4: Simplify right side
    38,315.20x = 1,127,308,363.64
  5. Step 5: Solve for x
    x = 1,127,308,363.64/38,315.20
  6. Step 6: Final answer
    x = 29,421.96

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.