Home / 43,290.81-64,818.91-22,470.57

Finding the Fourth Proportional to 43,290.81, 64,818.91 and 22,470.57

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Solution

The fourth proportional to 43,290.81, 64,818.91 and 22,470.57 is: 33,644.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,290.81 : 64,818.91 = 22,470.57 : x
  2. Step 2: Convert to fraction form
    43,290.81/64,818.91 = 22,470.57/x
  3. Step 3: Cross multiply
    43,290.81x = 64,818.91 × 22,470.57
  4. Step 4: Simplify right side
    43,290.81x = 1,456,517,798.30
  5. Step 5: Solve for x
    x = 1,456,517,798.30/43,290.81
  6. Step 6: Final answer
    x = 33,644.97

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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.