Home / 39,641.77-59,421.03-13,337.38

Finding the Fourth Proportional to 39,641.77, 59,421.03 and 13,337.38

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Solution

The fourth proportional to 39,641.77, 59,421.03 and 13,337.38 is: 19,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,641.77 : 59,421.03 = 13,337.38 : x
  2. Step 2: Convert to fraction form
    39,641.77/59,421.03 = 13,337.38/x
  3. Step 3: Cross multiply
    39,641.77x = 59,421.03 × 13,337.38
  4. Step 4: Simplify right side
    39,641.77x = 792,520,857.10
  5. Step 5: Solve for x
    x = 792,520,857.10/39,641.77
  6. Step 6: Final answer
    x = 19,992.07

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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.