Home / 32,011.40-48,011.70-9,818.75

Finding the Fourth Proportional to 32,011.40, 48,011.70 and 9,818.75

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Solution

The fourth proportional to 32,011.40, 48,011.70 and 9,818.75 is: 14,726.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,011.40 : 48,011.70 = 9,818.75 : x
  2. Step 2: Convert to fraction form
    32,011.40/48,011.70 = 9,818.75/x
  3. Step 3: Cross multiply
    32,011.40x = 48,011.70 × 9,818.75
  4. Step 4: Simplify right side
    32,011.40x = 471,414,879.38
  5. Step 5: Solve for x
    x = 471,414,879.38/32,011.40
  6. Step 6: Final answer
    x = 14,726.47

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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.