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Finding the Fourth Proportional to 15,461.84, 23,195.51 and 4,934.17

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Solution

The fourth proportional to 15,461.84, 23,195.51 and 4,934.17 is: 7,402.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.84 : 23,195.51 = 4,934.17 : x
  2. Step 2: Convert to fraction form
    15,461.84/23,195.51 = 4,934.17/x
  3. Step 3: Cross multiply
    15,461.84x = 23,195.51 × 4,934.17
  4. Step 4: Simplify right side
    15,461.84x = 114,450,589.58
  5. Step 5: Solve for x
    x = 114,450,589.58/15,461.84
  6. Step 6: Final answer
    x = 7,402.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.