Home / 39,624.43-59,445.86-11,547.47

Finding the Fourth Proportional to 39,624.43, 59,445.86 and 11,547.47

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Solution

The fourth proportional to 39,624.43, 59,445.86 and 11,547.47 is: 17,323.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,624.43 : 59,445.86 = 11,547.47 : x
  2. Step 2: Convert to fraction form
    39,624.43/59,445.86 = 11,547.47/x
  3. Step 3: Cross multiply
    39,624.43x = 59,445.86 × 11,547.47
  4. Step 4: Simplify right side
    39,624.43x = 686,449,284.97
  5. Step 5: Solve for x
    x = 686,449,284.97/39,624.43
  6. Step 6: Final answer
    x = 17,323.89

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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.