Home / 13,014.03-17,959.35-7,045.74

Finding the Fourth Proportional to 13,014.03, 17,959.35 and 7,045.74

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Solution

The fourth proportional to 13,014.03, 17,959.35 and 7,045.74 is: 9,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.03 : 17,959.35 = 7,045.74 : x
  2. Step 2: Convert to fraction form
    13,014.03/17,959.35 = 7,045.74/x
  3. Step 3: Cross multiply
    13,014.03x = 17,959.35 × 7,045.74
  4. Step 4: Simplify right side
    13,014.03x = 126,536,910.67
  5. Step 5: Solve for x
    x = 126,536,910.67/13,014.03
  6. Step 6: Final answer
    x = 9,723.12

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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.