Home / 47,918.64-66,127.59-27,787.17

Finding the Fourth Proportional to 47,918.64, 66,127.59 and 27,787.17

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Solution

The fourth proportional to 47,918.64, 66,127.59 and 27,787.17 is: 38,346.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918.64 : 66,127.59 = 27,787.17 : x
  2. Step 2: Convert to fraction form
    47,918.64/66,127.59 = 27,787.17/x
  3. Step 3: Cross multiply
    47,918.64x = 66,127.59 × 27,787.17
  4. Step 4: Simplify right side
    47,918.64x = 1,837,498,585.02
  5. Step 5: Solve for x
    x = 1,837,498,585.02/47,918.64
  6. Step 6: Final answer
    x = 38,346.22

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1.5x scale

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.