Home / 51,331.74-77,004.64-18,044.18

Finding the Fourth Proportional to 51,331.74, 77,004.64 and 18,044.18

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Solution

The fourth proportional to 51,331.74, 77,004.64 and 18,044.18 is: 27,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,331.74 : 77,004.64 = 18,044.18 : x
  2. Step 2: Convert to fraction form
    51,331.74/77,004.64 = 18,044.18/x
  3. Step 3: Cross multiply
    51,331.74x = 77,004.64 × 18,044.18
  4. Step 4: Simplify right side
    51,331.74x = 1,389,485,585.00
  5. Step 5: Solve for x
    x = 1,389,485,585.00/51,331.74
  6. Step 6: Final answer
    x = 27,068.74

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1.5x scale

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.