Home / 51,547.03-71,169.16-39,589

Finding the Fourth Proportional to 51,547.03, 71,169.16 and 39,589

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Solution

The fourth proportional to 51,547.03, 71,169.16 and 39,589 is: 54,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.03 : 71,169.16 = 39,589 : x
  2. Step 2: Convert to fraction form
    51,547.03/71,169.16 = 39,589/x
  3. Step 3: Cross multiply
    51,547.03x = 71,169.16 × 39,589
  4. Step 4: Simplify right side
    51,547.03x = 2,817,515,875.24
  5. Step 5: Solve for x
    x = 2,817,515,875.24/51,547.03
  6. Step 6: Final answer
    x = 54,659.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.