Home / 13,025.52-19,547.96-7,187.12

Finding the Fourth Proportional to 13,025.52, 19,547.96 and 7,187.12

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Solution

The fourth proportional to 13,025.52, 19,547.96 and 7,187.12 is: 10,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.52 : 19,547.96 = 7,187.12 : x
  2. Step 2: Convert to fraction form
    13,025.52/19,547.96 = 7,187.12/x
  3. Step 3: Cross multiply
    13,025.52x = 19,547.96 × 7,187.12
  4. Step 4: Simplify right side
    13,025.52x = 140,493,534.28
  5. Step 5: Solve for x
    x = 140,493,534.28/13,025.52
  6. Step 6: Final answer
    x = 10,786.02

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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.