Home / 45,855.06-63,220.76-29,693.64

Finding the Fourth Proportional to 45,855.06, 63,220.76 and 29,693.64

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Solution

The fourth proportional to 45,855.06, 63,220.76 and 29,693.64 is: 40,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,855.06 : 63,220.76 = 29,693.64 : x
  2. Step 2: Convert to fraction form
    45,855.06/63,220.76 = 29,693.64/x
  3. Step 3: Cross multiply
    45,855.06x = 63,220.76 × 29,693.64
  4. Step 4: Simplify right side
    45,855.06x = 1,877,254,487.97
  5. Step 5: Solve for x
    x = 1,877,254,487.97/45,855.06
  6. Step 6: Final answer
    x = 40,938.87

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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.