Home / 58,996.38-81,421.56-36,330.90

Finding the Fourth Proportional to 58,996.38, 81,421.56 and 36,330.90

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Solution

The fourth proportional to 58,996.38, 81,421.56 and 36,330.90 is: 50,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,996.38 : 81,421.56 = 36,330.90 : x
  2. Step 2: Convert to fraction form
    58,996.38/81,421.56 = 36,330.90/x
  3. Step 3: Cross multiply
    58,996.38x = 81,421.56 × 36,330.90
  4. Step 4: Simplify right side
    58,996.38x = 2,958,118,554.20
  5. Step 5: Solve for x
    x = 2,958,118,554.20/58,996.38
  6. Step 6: Final answer
    x = 50,140.68

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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.