Home / 12,567.48-17,347.17-9,040.93

Finding the Fourth Proportional to 12,567.48, 17,347.17 and 9,040.93

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Solution

The fourth proportional to 12,567.48, 17,347.17 and 9,040.93 is: 12,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.48 : 17,347.17 = 9,040.93 : x
  2. Step 2: Convert to fraction form
    12,567.48/17,347.17 = 9,040.93/x
  3. Step 3: Cross multiply
    12,567.48x = 17,347.17 × 9,040.93
  4. Step 4: Simplify right side
    12,567.48x = 156,834,549.67
  5. Step 5: Solve for x
    x = 156,834,549.67/12,567.48
  6. Step 6: Final answer
    x = 12,479.40

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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.