Home / 10,069.08-13,894.38-9,326.04

Finding the Fourth Proportional to 10,069.08, 13,894.38 and 9,326.04

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Solution

The fourth proportional to 10,069.08, 13,894.38 and 9,326.04 is: 12,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.08 : 13,894.38 = 9,326.04 : x
  2. Step 2: Convert to fraction form
    10,069.08/13,894.38 = 9,326.04/x
  3. Step 3: Cross multiply
    10,069.08x = 13,894.38 × 9,326.04
  4. Step 4: Simplify right side
    10,069.08x = 129,579,543.66
  5. Step 5: Solve for x
    x = 129,579,543.66/10,069.08
  6. Step 6: Final answer
    x = 12,869.05

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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.