Home / 40,700.70-56,156.78-23,478.32

Finding the Fourth Proportional to 40,700.70, 56,156.78 and 23,478.32

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Solution

The fourth proportional to 40,700.70, 56,156.78 and 23,478.32 is: 32,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,700.70 : 56,156.78 = 23,478.32 : x
  2. Step 2: Convert to fraction form
    40,700.70/56,156.78 = 23,478.32/x
  3. Step 3: Cross multiply
    40,700.70x = 56,156.78 × 23,478.32
  4. Step 4: Simplify right side
    40,700.70x = 1,318,466,851.01
  5. Step 5: Solve for x
    x = 1,318,466,851.01/40,700.70
  6. Step 6: Final answer
    x = 32,394.21

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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.