Home / 40,925.36-56,480-25,012.88

Finding the Fourth Proportional to 40,925.36, 56,480 and 25,012.88

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Solution

The fourth proportional to 40,925.36, 56,480 and 25,012.88 is: 34,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,925.36 : 56,480 = 25,012.88 : x
  2. Step 2: Convert to fraction form
    40,925.36/56,480 = 25,012.88/x
  3. Step 3: Cross multiply
    40,925.36x = 56,480 × 25,012.88
  4. Step 4: Simplify right side
    40,925.36x = 1,412,727,462.40
  5. Step 5: Solve for x
    x = 1,412,727,462.40/40,925.36
  6. Step 6: Final answer
    x = 34,519.61

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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.