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Finding the Fourth Proportional to 55,901.97, 83,866.93 and 18,464.18

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Solution

The fourth proportional to 55,901.97, 83,866.93 and 18,464.18 is: 27,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901.97 : 83,866.93 = 18,464.18 : x
  2. Step 2: Convert to fraction form
    55,901.97/83,866.93 = 18,464.18/x
  3. Step 3: Cross multiply
    55,901.97x = 83,866.93 × 18,464.18
  4. Step 4: Simplify right side
    55,901.97x = 1,548,533,626.07
  5. Step 5: Solve for x
    x = 1,548,533,626.07/55,901.97
  6. Step 6: Final answer
    x = 27,700.88

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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.