Home / 38,661.28-58,008.40-16,485.12

Finding the Fourth Proportional to 38,661.28, 58,008.40 and 16,485.12

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Solution

The fourth proportional to 38,661.28, 58,008.40 and 16,485.12 is: 24,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,661.28 : 58,008.40 = 16,485.12 : x
  2. Step 2: Convert to fraction form
    38,661.28/58,008.40 = 16,485.12/x
  3. Step 3: Cross multiply
    38,661.28x = 58,008.40 × 16,485.12
  4. Step 4: Simplify right side
    38,661.28x = 956,275,435.01
  5. Step 5: Solve for x
    x = 956,275,435.01/38,661.28
  6. Step 6: Final answer
    x = 24,734.71

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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.