Home / 24,940.16-34,421.22-15,511.76

Finding the Fourth Proportional to 24,940.16, 34,421.22 and 15,511.76

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Solution

The fourth proportional to 24,940.16, 34,421.22 and 15,511.76 is: 21,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,940.16 : 34,421.22 = 15,511.76 : x
  2. Step 2: Convert to fraction form
    24,940.16/34,421.22 = 15,511.76/x
  3. Step 3: Cross multiply
    24,940.16x = 34,421.22 × 15,511.76
  4. Step 4: Simplify right side
    24,940.16x = 533,933,703.55
  5. Step 5: Solve for x
    x = 533,933,703.55/24,940.16
  6. Step 6: Final answer
    x = 21,408.59

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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.