Home / 40,422.81-55,782.66-23,426.61

Finding the Fourth Proportional to 40,422.81, 55,782.66 and 23,426.61

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Solution

The fourth proportional to 40,422.81, 55,782.66 and 23,426.61 is: 32,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,422.81 : 55,782.66 = 23,426.61 : x
  2. Step 2: Convert to fraction form
    40,422.81/55,782.66 = 23,426.61/x
  3. Step 3: Cross multiply
    40,422.81x = 55,782.66 × 23,426.61
  4. Step 4: Simplify right side
    40,422.81x = 1,306,798,861.77
  5. Step 5: Solve for x
    x = 1,306,798,861.77/40,422.81
  6. Step 6: Final answer
    x = 32,328.26

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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.