Home / 40,739.32-56,222.50-22,840.08

Finding the Fourth Proportional to 40,739.32, 56,222.50 and 22,840.08

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Solution

The fourth proportional to 40,739.32, 56,222.50 and 22,840.08 is: 31,520.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,739.32 : 56,222.50 = 22,840.08 : x
  2. Step 2: Convert to fraction form
    40,739.32/56,222.50 = 22,840.08/x
  3. Step 3: Cross multiply
    40,739.32x = 56,222.50 × 22,840.08
  4. Step 4: Simplify right side
    40,739.32x = 1,284,126,397.80
  5. Step 5: Solve for x
    x = 1,284,126,397.80/40,739.32
  6. Step 6: Final answer
    x = 31,520.57

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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.