Home / 18,637.52-27,957.15-6,158.66

Finding the Fourth Proportional to 18,637.52, 27,957.15 and 6,158.66

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Solution

The fourth proportional to 18,637.52, 27,957.15 and 6,158.66 is: 9,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,637.52 : 27,957.15 = 6,158.66 : x
  2. Step 2: Convert to fraction form
    18,637.52/27,957.15 = 6,158.66/x
  3. Step 3: Cross multiply
    18,637.52x = 27,957.15 × 6,158.66
  4. Step 4: Simplify right side
    18,637.52x = 172,178,441.63
  5. Step 5: Solve for x
    x = 172,178,441.63/18,637.52
  6. Step 6: Final answer
    x = 9,238.27

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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.