Home / 40,391.98-55,732.47-23,395.19

Finding the Fourth Proportional to 40,391.98, 55,732.47 and 23,395.19

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Solution

The fourth proportional to 40,391.98, 55,732.47 and 23,395.19 is: 32,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.98 : 55,732.47 = 23,395.19 : x
  2. Step 2: Convert to fraction form
    40,391.98/55,732.47 = 23,395.19/x
  3. Step 3: Cross multiply
    40,391.98x = 55,732.47 × 23,395.19
  4. Step 4: Simplify right side
    40,391.98x = 1,303,871,724.82
  5. Step 5: Solve for x
    x = 1,303,871,724.82/40,391.98
  6. Step 6: Final answer
    x = 32,280.46

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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.