Home / 40,897.20-61,313.40-22,429.20

Finding the Fourth Proportional to 40,897.20, 61,313.40 and 22,429.20

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Solution

The fourth proportional to 40,897.20, 61,313.40 and 22,429.20 is: 33,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,897.20 : 61,313.40 = 22,429.20 : x
  2. Step 2: Convert to fraction form
    40,897.20/61,313.40 = 22,429.20/x
  3. Step 3: Cross multiply
    40,897.20x = 61,313.40 × 22,429.20
  4. Step 4: Simplify right side
    40,897.20x = 1,375,210,511.28
  5. Step 5: Solve for x
    x = 1,375,210,511.28/40,897.20
  6. Step 6: Final answer
    x = 33,626.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.