Home / 38,727.01-58,095.38-12,424.69

Finding the Fourth Proportional to 38,727.01, 58,095.38 and 12,424.69

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Solution

The fourth proportional to 38,727.01, 58,095.38 and 12,424.69 is: 18,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,727.01 : 58,095.38 = 12,424.69 : x
  2. Step 2: Convert to fraction form
    38,727.01/58,095.38 = 12,424.69/x
  3. Step 3: Cross multiply
    38,727.01x = 58,095.38 × 12,424.69
  4. Step 4: Simplify right side
    38,727.01x = 721,817,086.93
  5. Step 5: Solve for x
    x = 721,817,086.93/38,727.01
  6. Step 6: Final answer
    x = 18,638.60

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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.