Home / 49,758.47-74,641.91-14,219.99

Finding the Fourth Proportional to 49,758.47, 74,641.91 and 14,219.99

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Solution

The fourth proportional to 49,758.47, 74,641.91 and 14,219.99 is: 21,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,758.47 : 74,641.91 = 14,219.99 : x
  2. Step 2: Convert to fraction form
    49,758.47/74,641.91 = 14,219.99/x
  3. Step 3: Cross multiply
    49,758.47x = 74,641.91 × 14,219.99
  4. Step 4: Simplify right side
    49,758.47x = 1,061,406,769.47
  5. Step 5: Solve for x
    x = 1,061,406,769.47/49,758.47
  6. Step 6: Final answer
    x = 21,331.18

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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.