Home / 40,864.50-61,189.80-26,780.22

Finding the Fourth Proportional to 40,864.50, 61,189.80 and 26,780.22

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Solution

The fourth proportional to 40,864.50, 61,189.80 and 26,780.22 is: 40,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864.50 : 61,189.80 = 26,780.22 : x
  2. Step 2: Convert to fraction form
    40,864.50/61,189.80 = 26,780.22/x
  3. Step 3: Cross multiply
    40,864.50x = 61,189.80 × 26,780.22
  4. Step 4: Simplify right side
    40,864.50x = 1,638,676,305.76
  5. Step 5: Solve for x
    x = 1,638,676,305.76/40,864.50
  6. Step 6: Final answer
    x = 40,100.24

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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.