Home / 40,769.16-56,238.64-25,656.20

Finding the Fourth Proportional to 40,769.16, 56,238.64 and 25,656.20

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Solution

The fourth proportional to 40,769.16, 56,238.64 and 25,656.20 is: 35,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,769.16 : 56,238.64 = 25,656.20 : x
  2. Step 2: Convert to fraction form
    40,769.16/56,238.64 = 25,656.20/x
  3. Step 3: Cross multiply
    40,769.16x = 56,238.64 × 25,656.20
  4. Step 4: Simplify right side
    40,769.16x = 1,442,869,795.57
  5. Step 5: Solve for x
    x = 1,442,869,795.57/40,769.16
  6. Step 6: Final answer
    x = 35,391.21

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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.