Home / 35,974.32-49,649.45-20,666.85

Finding the Fourth Proportional to 35,974.32, 49,649.45 and 20,666.85

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Solution

The fourth proportional to 35,974.32, 49,649.45 and 20,666.85 is: 28,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,974.32 : 49,649.45 = 20,666.85 : x
  2. Step 2: Convert to fraction form
    35,974.32/49,649.45 = 20,666.85/x
  3. Step 3: Cross multiply
    35,974.32x = 49,649.45 × 20,666.85
  4. Step 4: Simplify right side
    35,974.32x = 1,026,097,632.40
  5. Step 5: Solve for x
    x = 1,026,097,632.40/35,974.32
  6. Step 6: Final answer
    x = 28,523.06

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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.