Home / 35,587.03-49,108.61-20,480.22

Finding the Fourth Proportional to 35,587.03, 49,108.61 and 20,480.22

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Solution

The fourth proportional to 35,587.03, 49,108.61 and 20,480.22 is: 28,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,587.03 : 49,108.61 = 20,480.22 : x
  2. Step 2: Convert to fraction form
    35,587.03/49,108.61 = 20,480.22/x
  3. Step 3: Cross multiply
    35,587.03x = 49,108.61 × 20,480.22
  4. Step 4: Simplify right side
    35,587.03x = 1,005,755,006.58
  5. Step 5: Solve for x
    x = 1,005,755,006.58/35,587.03
  6. Step 6: Final answer
    x = 28,261.84

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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.