Home / 16,307.12-24,432.78-8,916.86

Finding the Fourth Proportional to 16,307.12, 24,432.78 and 8,916.86

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Solution

The fourth proportional to 16,307.12, 24,432.78 and 8,916.86 is: 13,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307.12 : 24,432.78 = 8,916.86 : x
  2. Step 2: Convert to fraction form
    16,307.12/24,432.78 = 8,916.86/x
  3. Step 3: Cross multiply
    16,307.12x = 24,432.78 × 8,916.86
  4. Step 4: Simplify right side
    16,307.12x = 217,863,678.67
  5. Step 5: Solve for x
    x = 217,863,678.67/16,307.12
  6. Step 6: Final answer
    x = 13,360.03

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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.