Home / 40,395.28-55,731.06-23,390.25

Finding the Fourth Proportional to 40,395.28, 55,731.06 and 23,390.25

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Solution

The fourth proportional to 40,395.28, 55,731.06 and 23,390.25 is: 32,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.28 : 55,731.06 = 23,390.25 : x
  2. Step 2: Convert to fraction form
    40,395.28/55,731.06 = 23,390.25/x
  3. Step 3: Cross multiply
    40,395.28x = 55,731.06 × 23,390.25
  4. Step 4: Simplify right side
    40,395.28x = 1,303,563,426.17
  5. Step 5: Solve for x
    x = 1,303,563,426.17/40,395.28
  6. Step 6: Final answer
    x = 32,270.19

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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.