Home / 40,002.40-55,203.36-22,098.40

Finding the Fourth Proportional to 40,002.40, 55,203.36 and 22,098.40

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Solution

The fourth proportional to 40,002.40, 55,203.36 and 22,098.40 is: 30,495.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.40 : 55,203.36 = 22,098.40 : x
  2. Step 2: Convert to fraction form
    40,002.40/55,203.36 = 22,098.40/x
  3. Step 3: Cross multiply
    40,002.40x = 55,203.36 × 22,098.40
  4. Step 4: Simplify right side
    40,002.40x = 1,219,905,930.62
  5. Step 5: Solve for x
    x = 1,219,905,930.62/40,002.40
  6. Step 6: Final answer
    x = 30,495.82

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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.