Home / 15,498.17-21,367.68-10,037.60

Finding the Fourth Proportional to 15,498.17, 21,367.68 and 10,037.60

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Solution

The fourth proportional to 15,498.17, 21,367.68 and 10,037.60 is: 13,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,498.17 : 21,367.68 = 10,037.60 : x
  2. Step 2: Convert to fraction form
    15,498.17/21,367.68 = 10,037.60/x
  3. Step 3: Cross multiply
    15,498.17x = 21,367.68 × 10,037.60
  4. Step 4: Simplify right side
    15,498.17x = 214,480,111.66
  5. Step 5: Solve for x
    x = 214,480,111.66/15,498.17
  6. Step 6: Final answer
    x = 13,839.06

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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.