Home / 51,565.69-77,348.59-14,126.08

Finding the Fourth Proportional to 51,565.69, 77,348.59 and 14,126.08

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Solution

The fourth proportional to 51,565.69, 77,348.59 and 14,126.08 is: 21,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,565.69 : 77,348.59 = 14,126.08 : x
  2. Step 2: Convert to fraction form
    51,565.69/77,348.59 = 14,126.08/x
  3. Step 3: Cross multiply
    51,565.69x = 77,348.59 × 14,126.08
  4. Step 4: Simplify right side
    51,565.69x = 1,092,632,713.26
  5. Step 5: Solve for x
    x = 1,092,632,713.26/51,565.69
  6. Step 6: Final answer
    x = 21,189.14

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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.