Home / 40,385.55-55,727.01-23,389.53

Finding the Fourth Proportional to 40,385.55, 55,727.01 and 23,389.53

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Solution

The fourth proportional to 40,385.55, 55,727.01 and 23,389.53 is: 32,274.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,385.55 : 55,727.01 = 23,389.53 : x
  2. Step 2: Convert to fraction form
    40,385.55/55,727.01 = 23,389.53/x
  3. Step 3: Cross multiply
    40,385.55x = 55,727.01 × 23,389.53
  4. Step 4: Simplify right side
    40,385.55x = 1,303,428,293.57
  5. Step 5: Solve for x
    x = 1,303,428,293.57/40,385.55
  6. Step 6: Final answer
    x = 32,274.62

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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.