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Finding the Fourth Proportional to 16,168.61, 22,312.65 and 9,095.03

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Solution

The fourth proportional to 16,168.61, 22,312.65 and 9,095.03 is: 12,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168.61 : 22,312.65 = 9,095.03 : x
  2. Step 2: Convert to fraction form
    16,168.61/22,312.65 = 9,095.03/x
  3. Step 3: Cross multiply
    16,168.61x = 22,312.65 × 9,095.03
  4. Step 4: Simplify right side
    16,168.61x = 202,934,340.06
  5. Step 5: Solve for x
    x = 202,934,340.06/16,168.61
  6. Step 6: Final answer
    x = 12,551.13

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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.