Home / 45,661.16-63,031.80-27,761.88

Finding the Fourth Proportional to 45,661.16, 63,031.80 and 27,761.88

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Solution

The fourth proportional to 45,661.16, 63,031.80 and 27,761.88 is: 38,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.16 : 63,031.80 = 27,761.88 : x
  2. Step 2: Convert to fraction form
    45,661.16/63,031.80 = 27,761.88/x
  3. Step 3: Cross multiply
    45,661.16x = 63,031.80 × 27,761.88
  4. Step 4: Simplify right side
    45,661.16x = 1,749,881,608.26
  5. Step 5: Solve for x
    x = 1,749,881,608.26/45,661.16
  6. Step 6: Final answer
    x = 38,323.19

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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.