Home / 18,925.08-28,387.29-6,444.93

Finding the Fourth Proportional to 18,925.08, 28,387.29 and 6,444.93

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Solution

The fourth proportional to 18,925.08, 28,387.29 and 6,444.93 is: 9,667.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,925.08 : 28,387.29 = 6,444.93 : x
  2. Step 2: Convert to fraction form
    18,925.08/28,387.29 = 6,444.93/x
  3. Step 3: Cross multiply
    18,925.08x = 28,387.29 × 6,444.93
  4. Step 4: Simplify right side
    18,925.08x = 182,954,096.94
  5. Step 5: Solve for x
    x = 182,954,096.94/18,925.08
  6. Step 6: Final answer
    x = 9,667.28

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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.