Home / 26,807.42-40,157.50-16,127.88

Finding the Fourth Proportional to 26,807.42, 40,157.50 and 16,127.88

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Solution

The fourth proportional to 26,807.42, 40,157.50 and 16,127.88 is: 24,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.42 : 40,157.50 = 16,127.88 : x
  2. Step 2: Convert to fraction form
    26,807.42/40,157.50 = 16,127.88/x
  3. Step 3: Cross multiply
    26,807.42x = 40,157.50 × 16,127.88
  4. Step 4: Simplify right side
    26,807.42x = 647,655,341.10
  5. Step 5: Solve for x
    x = 647,655,341.10/26,807.42
  6. Step 6: Final answer
    x = 24,159.56

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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.