Home / 40,564.14-55,981.54-23,341.78

Finding the Fourth Proportional to 40,564.14, 55,981.54 and 23,341.78

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Solution

The fourth proportional to 40,564.14, 55,981.54 and 23,341.78 is: 32,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,564.14 : 55,981.54 = 23,341.78 : x
  2. Step 2: Convert to fraction form
    40,564.14/55,981.54 = 23,341.78/x
  3. Step 3: Cross multiply
    40,564.14x = 55,981.54 × 23,341.78
  4. Step 4: Simplify right side
    40,564.14x = 1,306,709,001.44
  5. Step 5: Solve for x
    x = 1,306,709,001.44/40,564.14
  6. Step 6: Final answer
    x = 32,213.40

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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.