Home / 35,861.59-49,488.11-20,752.15

Finding the Fourth Proportional to 35,861.59, 49,488.11 and 20,752.15

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Solution

The fourth proportional to 35,861.59, 49,488.11 and 20,752.15 is: 28,637.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.59 : 49,488.11 = 20,752.15 : x
  2. Step 2: Convert to fraction form
    35,861.59/49,488.11 = 20,752.15/x
  3. Step 3: Cross multiply
    35,861.59x = 49,488.11 × 20,752.15
  4. Step 4: Simplify right side
    35,861.59x = 1,026,984,681.94
  5. Step 5: Solve for x
    x = 1,026,984,681.94/35,861.59
  6. Step 6: Final answer
    x = 28,637.46

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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.