Home / 39,697.29-59,553.63-13,403.88

Finding the Fourth Proportional to 39,697.29, 59,553.63 and 13,403.88

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Solution

The fourth proportional to 39,697.29, 59,553.63 and 13,403.88 is: 20,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,697.29 : 59,553.63 = 13,403.88 : x
  2. Step 2: Convert to fraction form
    39,697.29/59,553.63 = 13,403.88/x
  3. Step 3: Cross multiply
    39,697.29x = 59,553.63 × 13,403.88
  4. Step 4: Simplify right side
    39,697.29x = 798,249,710.08
  5. Step 5: Solve for x
    x = 798,249,710.08/39,697.29
  6. Step 6: Final answer
    x = 20,108.42

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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.