Home / 40,669.12-56,158.41-25,586.92

Finding the Fourth Proportional to 40,669.12, 56,158.41 and 25,586.92

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Solution

The fourth proportional to 40,669.12, 56,158.41 and 25,586.92 is: 35,331.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.12 : 56,158.41 = 25,586.92 : x
  2. Step 2: Convert to fraction form
    40,669.12/56,158.41 = 25,586.92/x
  3. Step 3: Cross multiply
    40,669.12x = 56,158.41 × 25,586.92
  4. Step 4: Simplify right side
    40,669.12x = 1,436,920,744.00
  5. Step 5: Solve for x
    x = 1,436,920,744.00/40,669.12
  6. Step 6: Final answer
    x = 35,331.99

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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.