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Finding the Fourth Proportional to 58,948.20, 88,392.24 and 19,491.12

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Solution

The fourth proportional to 58,948.20, 88,392.24 and 19,491.12 is: 29,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,948.20 : 88,392.24 = 19,491.12 : x
  2. Step 2: Convert to fraction form
    58,948.20/88,392.24 = 19,491.12/x
  3. Step 3: Cross multiply
    58,948.20x = 88,392.24 × 19,491.12
  4. Step 4: Simplify right side
    58,948.20x = 1,722,863,756.91
  5. Step 5: Solve for x
    x = 1,722,863,756.91/58,948.20
  6. Step 6: Final answer
    x = 29,226.74

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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.