Home / 25,732.08-38,588.40-10,947.96

Finding the Fourth Proportional to 25,732.08, 38,588.40 and 10,947.96

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Solution

The fourth proportional to 25,732.08, 38,588.40 and 10,947.96 is: 16,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.08 : 38,588.40 = 10,947.96 : x
  2. Step 2: Convert to fraction form
    25,732.08/38,588.40 = 10,947.96/x
  3. Step 3: Cross multiply
    25,732.08x = 38,588.40 × 10,947.96
  4. Step 4: Simplify right side
    25,732.08x = 422,464,259.66
  5. Step 5: Solve for x
    x = 422,464,259.66/25,732.08
  6. Step 6: Final answer
    x = 16,417.80

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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.