Home / 39,127.11-58,695.23-14,178.91

Finding the Fourth Proportional to 39,127.11, 58,695.23 and 14,178.91

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Solution

The fourth proportional to 39,127.11, 58,695.23 and 14,178.91 is: 21,270.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.11 : 58,695.23 = 14,178.91 : x
  2. Step 2: Convert to fraction form
    39,127.11/58,695.23 = 14,178.91/x
  3. Step 3: Cross multiply
    39,127.11x = 58,695.23 × 14,178.91
  4. Step 4: Simplify right side
    39,127.11x = 832,234,383.60
  5. Step 5: Solve for x
    x = 832,234,383.60/39,127.11
  6. Step 6: Final answer
    x = 21,270.02

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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.