Home / 46,020-69,030.24-13,188

Finding the Fourth Proportional to 46,020, 69,030.24 and 13,188

Calculator

Solution

The fourth proportional to 46,020, 69,030.24 and 13,188 is: 19,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,020 : 69,030.24 = 13,188 : x
  2. Step 2: Convert to fraction form
    46,020/69,030.24 = 13,188/x
  3. Step 3: Cross multiply
    46,020x = 69,030.24 × 13,188
  4. Step 4: Simplify right side
    46,020x = 910,370,805.12
  5. Step 5: Solve for x
    x = 910,370,805.12/46,020
  6. Step 6: Final answer
    x = 19,782.07

Related Problems

Find fourth proportional to 23,010, 34,515.12 and 6,594
Half scale
Find fourth proportional to 92,040, 138,060.48 and 26,376
Double scale
Find fourth proportional to 46,021, 69,031.74 and 13,189
Similar ratio
Find fourth proportional to 69,030, 103,545.36 and 19,782
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.