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Finding the Fourth Proportional to 26,989.97, 40,483.80 and 9,222.22

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Solution

The fourth proportional to 26,989.97, 40,483.80 and 9,222.22 is: 13,832.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989.97 : 40,483.80 = 9,222.22 : x
  2. Step 2: Convert to fraction form
    26,989.97/40,483.80 = 9,222.22/x
  3. Step 3: Cross multiply
    26,989.97x = 40,483.80 × 9,222.22
  4. Step 4: Simplify right side
    26,989.97x = 373,350,510.04
  5. Step 5: Solve for x
    x = 373,350,510.04/26,989.97
  6. Step 6: Final answer
    x = 13,832.94

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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.