Home / 39,398.73-59,089.44-11,312.52

Finding the Fourth Proportional to 39,398.73, 59,089.44 and 11,312.52

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Solution

The fourth proportional to 39,398.73, 59,089.44 and 11,312.52 is: 16,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398.73 : 59,089.44 = 11,312.52 : x
  2. Step 2: Convert to fraction form
    39,398.73/59,089.44 = 11,312.52/x
  3. Step 3: Cross multiply
    39,398.73x = 59,089.44 × 11,312.52
  4. Step 4: Simplify right side
    39,398.73x = 668,450,471.79
  5. Step 5: Solve for x
    x = 668,450,471.79/39,398.73
  6. Step 6: Final answer
    x = 16,966.29

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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.