Home / 39,248.43-58,864.41-12,947.01

Finding the Fourth Proportional to 39,248.43, 58,864.41 and 12,947.01

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Solution

The fourth proportional to 39,248.43, 58,864.41 and 12,947.01 is: 19,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,248.43 : 58,864.41 = 12,947.01 : x
  2. Step 2: Convert to fraction form
    39,248.43/58,864.41 = 12,947.01/x
  3. Step 3: Cross multiply
    39,248.43x = 58,864.41 × 12,947.01
  4. Step 4: Simplify right side
    39,248.43x = 762,118,040.18
  5. Step 5: Solve for x
    x = 762,118,040.18/39,248.43
  6. Step 6: Final answer
    x = 19,417.80

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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.