Home / 12,534.47-17,297.57-7,498.91

Finding the Fourth Proportional to 12,534.47, 17,297.57 and 7,498.91

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Solution

The fourth proportional to 12,534.47, 17,297.57 and 7,498.91 is: 10,348.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.47 : 17,297.57 = 7,498.91 : x
  2. Step 2: Convert to fraction form
    12,534.47/17,297.57 = 7,498.91/x
  3. Step 3: Cross multiply
    12,534.47x = 17,297.57 × 7,498.91
  4. Step 4: Simplify right side
    12,534.47x = 129,712,796.67
  5. Step 5: Solve for x
    x = 129,712,796.67/12,534.47
  6. Step 6: Final answer
    x = 10,348.49

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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.