Home / 39,122.59-58,669.14-14,156.46

Finding the Fourth Proportional to 39,122.59, 58,669.14 and 14,156.46

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Solution

The fourth proportional to 39,122.59, 58,669.14 and 14,156.46 is: 21,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,122.59 : 58,669.14 = 14,156.46 : x
  2. Step 2: Convert to fraction form
    39,122.59/58,669.14 = 14,156.46/x
  3. Step 3: Cross multiply
    39,122.59x = 58,669.14 × 14,156.46
  4. Step 4: Simplify right side
    39,122.59x = 830,547,333.64
  5. Step 5: Solve for x
    x = 830,547,333.64/39,122.59
  6. Step 6: Final answer
    x = 21,229.35

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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.