Home / 40,278.82-55,592.04-23,280.70

Finding the Fourth Proportional to 40,278.82, 55,592.04 and 23,280.70

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Solution

The fourth proportional to 40,278.82, 55,592.04 and 23,280.70 is: 32,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,278.82 : 55,592.04 = 23,280.70 : x
  2. Step 2: Convert to fraction form
    40,278.82/55,592.04 = 23,280.70/x
  3. Step 3: Cross multiply
    40,278.82x = 55,592.04 × 23,280.70
  4. Step 4: Simplify right side
    40,278.82x = 1,294,221,605.63
  5. Step 5: Solve for x
    x = 1,294,221,605.63/40,278.82
  6. Step 6: Final answer
    x = 32,131.57

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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.