Home / 39,127.12-58,695.24-14,178.92

Finding the Fourth Proportional to 39,127.12, 58,695.24 and 14,178.92

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Solution

The fourth proportional to 39,127.12, 58,695.24 and 14,178.92 is: 21,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127.12 : 58,695.24 = 14,178.92 : x
  2. Step 2: Convert to fraction form
    39,127.12/58,695.24 = 14,178.92/x
  3. Step 3: Cross multiply
    39,127.12x = 58,695.24 × 14,178.92
  4. Step 4: Simplify right side
    39,127.12x = 832,235,112.34
  5. Step 5: Solve for x
    x = 832,235,112.34/39,127.12
  6. Step 6: Final answer
    x = 21,270.03

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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.