Home / 12,549.48-17,285.01-9,352.53

Finding the Fourth Proportional to 12,549.48, 17,285.01 and 9,352.53

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Solution

The fourth proportional to 12,549.48, 17,285.01 and 9,352.53 is: 12,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.48 : 17,285.01 = 9,352.53 : x
  2. Step 2: Convert to fraction form
    12,549.48/17,285.01 = 9,352.53/x
  3. Step 3: Cross multiply
    12,549.48x = 17,285.01 × 9,352.53
  4. Step 4: Simplify right side
    12,549.48x = 161,658,574.58
  5. Step 5: Solve for x
    x = 161,658,574.58/12,549.48
  6. Step 6: Final answer
    x = 12,881.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.