Home / 42,852.72-59,117.12-27,750.25

Finding the Fourth Proportional to 42,852.72, 59,117.12 and 27,750.25

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Solution

The fourth proportional to 42,852.72, 59,117.12 and 27,750.25 is: 38,282.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,852.72 : 59,117.12 = 27,750.25 : x
  2. Step 2: Convert to fraction form
    42,852.72/59,117.12 = 27,750.25/x
  3. Step 3: Cross multiply
    42,852.72x = 59,117.12 × 27,750.25
  4. Step 4: Simplify right side
    42,852.72x = 1,640,514,487.91
  5. Step 5: Solve for x
    x = 1,640,514,487.91/42,852.72
  6. Step 6: Final answer
    x = 38,282.62

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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.