Home / 55,778.56-83,643.28-26,204.80

Finding the Fourth Proportional to 55,778.56, 83,643.28 and 26,204.80

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Solution

The fourth proportional to 55,778.56, 83,643.28 and 26,204.80 is: 39,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,778.56 : 83,643.28 = 26,204.80 : x
  2. Step 2: Convert to fraction form
    55,778.56/83,643.28 = 26,204.80/x
  3. Step 3: Cross multiply
    55,778.56x = 83,643.28 × 26,204.80
  4. Step 4: Simplify right side
    55,778.56x = 2,191,855,423.74
  5. Step 5: Solve for x
    x = 2,191,855,423.74/55,778.56
  6. Step 6: Final answer
    x = 39,295.66

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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.