Home / 10,331.04-15,515.40-9,463.52

Finding the Fourth Proportional to 10,331.04, 15,515.40 and 9,463.52

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Solution

The fourth proportional to 10,331.04, 15,515.40 and 9,463.52 is: 14,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.04 : 15,515.40 = 9,463.52 : x
  2. Step 2: Convert to fraction form
    10,331.04/15,515.40 = 9,463.52/x
  3. Step 3: Cross multiply
    10,331.04x = 15,515.40 × 9,463.52
  4. Step 4: Simplify right side
    10,331.04x = 146,830,298.21
  5. Step 5: Solve for x
    x = 146,830,298.21/10,331.04
  6. Step 6: Final answer
    x = 14,212.54

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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.