Home / 35,641.76-49,187.91-20,534.14

Finding the Fourth Proportional to 35,641.76, 49,187.91 and 20,534.14

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Solution

The fourth proportional to 35,641.76, 49,187.91 and 20,534.14 is: 28,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,641.76 : 49,187.91 = 20,534.14 : x
  2. Step 2: Convert to fraction form
    35,641.76/49,187.91 = 20,534.14/x
  3. Step 3: Cross multiply
    35,641.76x = 49,187.91 × 20,534.14
  4. Step 4: Simplify right side
    35,641.76x = 1,010,031,430.25
  5. Step 5: Solve for x
    x = 1,010,031,430.25/35,641.76
  6. Step 6: Final answer
    x = 28,338.43

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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.