Home / 16,478.61-22,740.43-8,924.93

Finding the Fourth Proportional to 16,478.61, 22,740.43 and 8,924.93

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Solution

The fourth proportional to 16,478.61, 22,740.43 and 8,924.93 is: 12,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.61 : 22,740.43 = 8,924.93 : x
  2. Step 2: Convert to fraction form
    16,478.61/22,740.43 = 8,924.93/x
  3. Step 3: Cross multiply
    16,478.61x = 22,740.43 × 8,924.93
  4. Step 4: Simplify right side
    16,478.61x = 202,956,685.61
  5. Step 5: Solve for x
    x = 202,956,685.61/16,478.61
  6. Step 6: Final answer
    x = 12,316.37

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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.