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Finding the Fourth Proportional to 34,846.74, 48,088.14 and 18,931.14

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Solution

The fourth proportional to 34,846.74, 48,088.14 and 18,931.14 is: 26,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,846.74 : 48,088.14 = 18,931.14 : x
  2. Step 2: Convert to fraction form
    34,846.74/48,088.14 = 18,931.14/x
  3. Step 3: Cross multiply
    34,846.74x = 48,088.14 × 18,931.14
  4. Step 4: Simplify right side
    34,846.74x = 910,363,310.68
  5. Step 5: Solve for x
    x = 910,363,310.68/34,846.74
  6. Step 6: Final answer
    x = 26,124.78

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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.