Home / 16,445.81-24,674.91-9,876.56

Finding the Fourth Proportional to 16,445.81, 24,674.91 and 9,876.56

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Solution

The fourth proportional to 16,445.81, 24,674.91 and 9,876.56 is: 14,818.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,445.81 : 24,674.91 = 9,876.56 : x
  2. Step 2: Convert to fraction form
    16,445.81/24,674.91 = 9,876.56/x
  3. Step 3: Cross multiply
    16,445.81x = 24,674.91 × 9,876.56
  4. Step 4: Simplify right side
    16,445.81x = 243,703,229.11
  5. Step 5: Solve for x
    x = 243,703,229.11/16,445.81
  6. Step 6: Final answer
    x = 14,818.56

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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.