Home / 39,419.92-59,092.28-13,106.24

Finding the Fourth Proportional to 39,419.92, 59,092.28 and 13,106.24

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Solution

The fourth proportional to 39,419.92, 59,092.28 and 13,106.24 is: 19,646.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,419.92 : 59,092.28 = 13,106.24 : x
  2. Step 2: Convert to fraction form
    39,419.92/59,092.28 = 13,106.24/x
  3. Step 3: Cross multiply
    39,419.92x = 59,092.28 × 13,106.24
  4. Step 4: Simplify right side
    39,419.92x = 774,477,603.83
  5. Step 5: Solve for x
    x = 774,477,603.83/39,419.92
  6. Step 6: Final answer
    x = 19,646.86

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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.