Home / 43,265.10-64,861.20-22,488.60

Finding the Fourth Proportional to 43,265.10, 64,861.20 and 22,488.60

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Solution

The fourth proportional to 43,265.10, 64,861.20 and 22,488.60 is: 33,713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,265.10 : 64,861.20 = 22,488.60 : x
  2. Step 2: Convert to fraction form
    43,265.10/64,861.20 = 22,488.60/x
  3. Step 3: Cross multiply
    43,265.10x = 64,861.20 × 22,488.60
  4. Step 4: Simplify right side
    43,265.10x = 1,458,637,582.32
  5. Step 5: Solve for x
    x = 1,458,637,582.32/43,265.10
  6. Step 6: Final answer
    x = 33,713.95

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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.