Home / 38,777.14-58,155.09-10,690.57

Finding the Fourth Proportional to 38,777.14, 58,155.09 and 10,690.57

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Solution

The fourth proportional to 38,777.14, 58,155.09 and 10,690.57 is: 16,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,777.14 : 58,155.09 = 10,690.57 : x
  2. Step 2: Convert to fraction form
    38,777.14/58,155.09 = 10,690.57/x
  3. Step 3: Cross multiply
    38,777.14x = 58,155.09 × 10,690.57
  4. Step 4: Simplify right side
    38,777.14x = 621,711,060.50
  5. Step 5: Solve for x
    x = 621,711,060.50/38,777.14
  6. Step 6: Final answer
    x = 16,032.93

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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.