Home / 45,038.22-62,144.19-28,263.66

Finding the Fourth Proportional to 45,038.22, 62,144.19 and 28,263.66

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Solution

The fourth proportional to 45,038.22, 62,144.19 and 28,263.66 is: 38,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,038.22 : 62,144.19 = 28,263.66 : x
  2. Step 2: Convert to fraction form
    45,038.22/62,144.19 = 28,263.66/x
  3. Step 3: Cross multiply
    45,038.22x = 62,144.19 × 28,263.66
  4. Step 4: Simplify right side
    45,038.22x = 1,756,422,257.14
  5. Step 5: Solve for x
    x = 1,756,422,257.14/45,038.22
  6. Step 6: Final answer
    x = 38,998.48

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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.