Home / 13,734.12-18,968.67-9,250.10

Finding the Fourth Proportional to 13,734.12, 18,968.67 and 9,250.10

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Solution

The fourth proportional to 13,734.12, 18,968.67 and 9,250.10 is: 12,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.12 : 18,968.67 = 9,250.10 : x
  2. Step 2: Convert to fraction form
    13,734.12/18,968.67 = 9,250.10/x
  3. Step 3: Cross multiply
    13,734.12x = 18,968.67 × 9,250.10
  4. Step 4: Simplify right side
    13,734.12x = 175,461,999.52
  5. Step 5: Solve for x
    x = 175,461,999.52/13,734.12
  6. Step 6: Final answer
    x = 12,775.63

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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.