Home / 39,564.60-59,346.90-13,270.20

Finding the Fourth Proportional to 39,564.60, 59,346.90 and 13,270.20

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Solution

The fourth proportional to 39,564.60, 59,346.90 and 13,270.20 is: 19,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,564.60 : 59,346.90 = 13,270.20 : x
  2. Step 2: Convert to fraction form
    39,564.60/59,346.90 = 13,270.20/x
  3. Step 3: Cross multiply
    39,564.60x = 59,346.90 × 13,270.20
  4. Step 4: Simplify right side
    39,564.60x = 787,545,232.38
  5. Step 5: Solve for x
    x = 787,545,232.38/39,564.60
  6. Step 6: Final answer
    x = 19,905.30

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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.