Home / 18,407.28-27,605.40-6,558.93

Finding the Fourth Proportional to 18,407.28, 27,605.40 and 6,558.93

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Solution

The fourth proportional to 18,407.28, 27,605.40 and 6,558.93 is: 9,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.28 : 27,605.40 = 6,558.93 : x
  2. Step 2: Convert to fraction form
    18,407.28/27,605.40 = 6,558.93/x
  3. Step 3: Cross multiply
    18,407.28x = 27,605.40 × 6,558.93
  4. Step 4: Simplify right side
    18,407.28x = 181,061,886.22
  5. Step 5: Solve for x
    x = 181,061,886.22/18,407.28
  6. Step 6: Final answer
    x = 9,836.43

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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.