Home / 40,783.15-56,269.17-23,788.13

Finding the Fourth Proportional to 40,783.15, 56,269.17 and 23,788.13

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Solution

The fourth proportional to 40,783.15, 56,269.17 and 23,788.13 is: 32,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783.15 : 56,269.17 = 23,788.13 : x
  2. Step 2: Convert to fraction form
    40,783.15/56,269.17 = 23,788.13/x
  3. Step 3: Cross multiply
    40,783.15x = 56,269.17 × 23,788.13
  4. Step 4: Simplify right side
    40,783.15x = 1,338,538,330.95
  5. Step 5: Solve for x
    x = 1,338,538,330.95/40,783.15
  6. Step 6: Final answer
    x = 32,820.87

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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.