Home / 43,236.50-64,854.75-10,404.50

Finding the Fourth Proportional to 43,236.50, 64,854.75 and 10,404.50

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Solution

The fourth proportional to 43,236.50, 64,854.75 and 10,404.50 is: 15,606.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,236.50 : 64,854.75 = 10,404.50 : x
  2. Step 2: Convert to fraction form
    43,236.50/64,854.75 = 10,404.50/x
  3. Step 3: Cross multiply
    43,236.50x = 64,854.75 × 10,404.50
  4. Step 4: Simplify right side
    43,236.50x = 674,781,246.38
  5. Step 5: Solve for x
    x = 674,781,246.38/43,236.50
  6. Step 6: Final answer
    x = 15,606.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.