Home / 10,314.20-15,537.02-9,417.53

Finding the Fourth Proportional to 10,314.20, 15,537.02 and 9,417.53

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Solution

The fourth proportional to 10,314.20, 15,537.02 and 9,417.53 is: 14,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.20 : 15,537.02 = 9,417.53 : x
  2. Step 2: Convert to fraction form
    10,314.20/15,537.02 = 9,417.53/x
  3. Step 3: Cross multiply
    10,314.20x = 15,537.02 × 9,417.53
  4. Step 4: Simplify right side
    10,314.20x = 146,320,351.96
  5. Step 5: Solve for x
    x = 146,320,351.96/10,314.20
  6. Step 6: Final answer
    x = 14,186.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.