Home / 39,244.71-58,869.11-12,951.51

Finding the Fourth Proportional to 39,244.71, 58,869.11 and 12,951.51

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Solution

The fourth proportional to 39,244.71, 58,869.11 and 12,951.51 is: 19,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,244.71 : 58,869.11 = 12,951.51 : x
  2. Step 2: Convert to fraction form
    39,244.71/58,869.11 = 12,951.51/x
  3. Step 3: Cross multiply
    39,244.71x = 58,869.11 × 12,951.51
  4. Step 4: Simplify right side
    39,244.71x = 762,443,678.48
  5. Step 5: Solve for x
    x = 762,443,678.48/39,244.71
  6. Step 6: Final answer
    x = 19,427.93

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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.