Home / 40,934.32-61,398.70-15,969.76

Finding the Fourth Proportional to 40,934.32, 61,398.70 and 15,969.76

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Solution

The fourth proportional to 40,934.32, 61,398.70 and 15,969.76 is: 23,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,934.32 : 61,398.70 = 15,969.76 : x
  2. Step 2: Convert to fraction form
    40,934.32/61,398.70 = 15,969.76/x
  3. Step 3: Cross multiply
    40,934.32x = 61,398.70 × 15,969.76
  4. Step 4: Simplify right side
    40,934.32x = 980,522,503.31
  5. Step 5: Solve for x
    x = 980,522,503.31/40,934.32
  6. Step 6: Final answer
    x = 23,953.56

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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.