Home / 24,736.16-34,139.40-15,307.76

Finding the Fourth Proportional to 24,736.16, 34,139.40 and 15,307.76

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Solution

The fourth proportional to 24,736.16, 34,139.40 and 15,307.76 is: 21,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,736.16 : 34,139.40 = 15,307.76 : x
  2. Step 2: Convert to fraction form
    24,736.16/34,139.40 = 15,307.76/x
  3. Step 3: Cross multiply
    24,736.16x = 34,139.40 × 15,307.76
  4. Step 4: Simplify right side
    24,736.16x = 522,597,741.74
  5. Step 5: Solve for x
    x = 522,597,741.74/24,736.16
  6. Step 6: Final answer
    x = 21,126.87

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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.