Home / 39,402.54-59,070.55-18,331.71

Finding the Fourth Proportional to 39,402.54, 59,070.55 and 18,331.71

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Solution

The fourth proportional to 39,402.54, 59,070.55 and 18,331.71 is: 27,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.54 : 59,070.55 = 18,331.71 : x
  2. Step 2: Convert to fraction form
    39,402.54/59,070.55 = 18,331.71/x
  3. Step 3: Cross multiply
    39,402.54x = 59,070.55 × 18,331.71
  4. Step 4: Simplify right side
    39,402.54x = 1,082,864,192.14
  5. Step 5: Solve for x
    x = 1,082,864,192.14/39,402.54
  6. Step 6: Final answer
    x = 27,482.09

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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.