Home / 39,133.76-58,700.61-19,426.14

Finding the Fourth Proportional to 39,133.76, 58,700.61 and 19,426.14

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Solution

The fourth proportional to 39,133.76, 58,700.61 and 19,426.14 is: 29,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,133.76 : 58,700.61 = 19,426.14 : x
  2. Step 2: Convert to fraction form
    39,133.76/58,700.61 = 19,426.14/x
  3. Step 3: Cross multiply
    39,133.76x = 58,700.61 × 19,426.14
  4. Step 4: Simplify right side
    39,133.76x = 1,140,326,267.95
  5. Step 5: Solve for x
    x = 1,140,326,267.95/39,133.76
  6. Step 6: Final answer
    x = 29,139.20

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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.