Home / 10,377.57-15,527.39-9,814.89

Finding the Fourth Proportional to 10,377.57, 15,527.39 and 9,814.89

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Solution

The fourth proportional to 10,377.57, 15,527.39 and 9,814.89 is: 14,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.57 : 15,527.39 = 9,814.89 : x
  2. Step 2: Convert to fraction form
    10,377.57/15,527.39 = 9,814.89/x
  3. Step 3: Cross multiply
    10,377.57x = 15,527.39 × 9,814.89
  4. Step 4: Simplify right side
    10,377.57x = 152,399,575.76
  5. Step 5: Solve for x
    x = 152,399,575.76/10,377.57
  6. Step 6: Final answer
    x = 14,685.48

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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.