Home / 40,618.31-55,998.15-28,502.33

Finding the Fourth Proportional to 40,618.31, 55,998.15 and 28,502.33

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Solution

The fourth proportional to 40,618.31, 55,998.15 and 28,502.33 is: 39,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.31 : 55,998.15 = 28,502.33 : x
  2. Step 2: Convert to fraction form
    40,618.31/55,998.15 = 28,502.33/x
  3. Step 3: Cross multiply
    40,618.31x = 55,998.15 × 28,502.33
  4. Step 4: Simplify right side
    40,618.31x = 1,596,077,750.69
  5. Step 5: Solve for x
    x = 1,596,077,750.69/40,618.31
  6. Step 6: Final answer
    x = 39,294.54

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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.