Home / 40,292.46-55,603.80-22,389.48

Finding the Fourth Proportional to 40,292.46, 55,603.80 and 22,389.48

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Solution

The fourth proportional to 40,292.46, 55,603.80 and 22,389.48 is: 30,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,292.46 : 55,603.80 = 22,389.48 : x
  2. Step 2: Convert to fraction form
    40,292.46/55,603.80 = 22,389.48/x
  3. Step 3: Cross multiply
    40,292.46x = 55,603.80 × 22,389.48
  4. Step 4: Simplify right side
    40,292.46x = 1,244,940,168.02
  5. Step 5: Solve for x
    x = 1,244,940,168.02/40,292.46
  6. Step 6: Final answer
    x = 30,897.60

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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.