Home / 35,587.09-49,109.91-20,482.70

Finding the Fourth Proportional to 35,587.09, 49,109.91 and 20,482.70

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Solution

The fourth proportional to 35,587.09, 49,109.91 and 20,482.70 is: 28,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,587.09 : 49,109.91 = 20,482.70 : x
  2. Step 2: Convert to fraction form
    35,587.09/49,109.91 = 20,482.70/x
  3. Step 3: Cross multiply
    35,587.09x = 49,109.91 × 20,482.70
  4. Step 4: Simplify right side
    35,587.09x = 1,005,903,553.56
  5. Step 5: Solve for x
    x = 1,005,903,553.56/35,587.09
  6. Step 6: Final answer
    x = 28,265.97

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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.