Home / 39,631.76-59,405.72-14,655.76

Finding the Fourth Proportional to 39,631.76, 59,405.72 and 14,655.76

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Solution

The fourth proportional to 39,631.76, 59,405.72 and 14,655.76 is: 21,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631.76 : 59,405.72 = 14,655.76 : x
  2. Step 2: Convert to fraction form
    39,631.76/59,405.72 = 14,655.76/x
  3. Step 3: Cross multiply
    39,631.76x = 59,405.72 × 14,655.76
  4. Step 4: Simplify right side
    39,631.76x = 870,635,974.95
  5. Step 5: Solve for x
    x = 870,635,974.95/39,631.76
  6. Step 6: Final answer
    x = 21,968.14

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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.