Home / 34,872.49-48,124.34-18,956.96

Finding the Fourth Proportional to 34,872.49, 48,124.34 and 18,956.96

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Solution

The fourth proportional to 34,872.49, 48,124.34 and 18,956.96 is: 26,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.49 : 48,124.34 = 18,956.96 : x
  2. Step 2: Convert to fraction form
    34,872.49/48,124.34 = 18,956.96/x
  3. Step 3: Cross multiply
    34,872.49x = 48,124.34 × 18,956.96
  4. Step 4: Simplify right side
    34,872.49x = 912,291,356.11
  5. Step 5: Solve for x
    x = 912,291,356.11/34,872.49
  6. Step 6: Final answer
    x = 26,160.78

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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.