Home / 45,800.80-63,241.62-30,502.28

Finding the Fourth Proportional to 45,800.80, 63,241.62 and 30,502.28

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Solution

The fourth proportional to 45,800.80, 63,241.62 and 30,502.28 is: 42,117.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,800.80 : 63,241.62 = 30,502.28 : x
  2. Step 2: Convert to fraction form
    45,800.80/63,241.62 = 30,502.28/x
  3. Step 3: Cross multiply
    45,800.80x = 63,241.62 × 30,502.28
  4. Step 4: Simplify right side
    45,800.80x = 1,929,013,600.89
  5. Step 5: Solve for x
    x = 1,929,013,600.89/45,800.80
  6. Step 6: Final answer
    x = 42,117.47

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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.