Home / 39,930.58-59,848.02-17,718.91

Finding the Fourth Proportional to 39,930.58, 59,848.02 and 17,718.91

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Solution

The fourth proportional to 39,930.58, 59,848.02 and 17,718.91 is: 26,557.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,930.58 : 59,848.02 = 17,718.91 : x
  2. Step 2: Convert to fraction form
    39,930.58/59,848.02 = 17,718.91/x
  3. Step 3: Cross multiply
    39,930.58x = 59,848.02 × 17,718.91
  4. Step 4: Simplify right side
    39,930.58x = 1,060,441,680.06
  5. Step 5: Solve for x
    x = 1,060,441,680.06/39,930.58
  6. Step 6: Final answer
    x = 26,557.13

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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.