Home / 34,266.60-51,402.06-13,487.40

Finding the Fourth Proportional to 34,266.60, 51,402.06 and 13,487.40

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Solution

The fourth proportional to 34,266.60, 51,402.06 and 13,487.40 is: 20,231.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,266.60 : 51,402.06 = 13,487.40 : x
  2. Step 2: Convert to fraction form
    34,266.60/51,402.06 = 13,487.40/x
  3. Step 3: Cross multiply
    34,266.60x = 51,402.06 × 13,487.40
  4. Step 4: Simplify right side
    34,266.60x = 693,280,144.04
  5. Step 5: Solve for x
    x = 693,280,144.04/34,266.60
  6. Step 6: Final answer
    x = 20,231.95

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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.