Home / 49,047.65-73,572.14-13,987.29

Finding the Fourth Proportional to 49,047.65, 73,572.14 and 13,987.29

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Solution

The fourth proportional to 49,047.65, 73,572.14 and 13,987.29 is: 20,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,047.65 : 73,572.14 = 13,987.29 : x
  2. Step 2: Convert to fraction form
    49,047.65/73,572.14 = 13,987.29/x
  3. Step 3: Cross multiply
    49,047.65x = 73,572.14 × 13,987.29
  4. Step 4: Simplify right side
    49,047.65x = 1,029,074,788.16
  5. Step 5: Solve for x
    x = 1,029,074,788.16/49,047.65
  6. Step 6: Final answer
    x = 20,981.13

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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.