Home / 25,616.12-35,352.58-15,547.14

Finding the Fourth Proportional to 25,616.12, 35,352.58 and 15,547.14

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Solution

The fourth proportional to 25,616.12, 35,352.58 and 15,547.14 is: 21,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.12 : 35,352.58 = 15,547.14 : x
  2. Step 2: Convert to fraction form
    25,616.12/35,352.58 = 15,547.14/x
  3. Step 3: Cross multiply
    25,616.12x = 35,352.58 × 15,547.14
  4. Step 4: Simplify right side
    25,616.12x = 549,631,510.62
  5. Step 5: Solve for x
    x = 549,631,510.62/25,616.12
  6. Step 6: Final answer
    x = 21,456.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.