Home / 35,511.28-53,294.42-13,344.80

Finding the Fourth Proportional to 35,511.28, 53,294.42 and 13,344.80

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Solution

The fourth proportional to 35,511.28, 53,294.42 and 13,344.80 is: 20,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,511.28 : 53,294.42 = 13,344.80 : x
  2. Step 2: Convert to fraction form
    35,511.28/53,294.42 = 13,344.80/x
  3. Step 3: Cross multiply
    35,511.28x = 53,294.42 × 13,344.80
  4. Step 4: Simplify right side
    35,511.28x = 711,203,376.02
  5. Step 5: Solve for x
    x = 711,203,376.02/35,511.28
  6. Step 6: Final answer
    x = 20,027.53

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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.