Home / 18,329.08-25,292.74-10,775.72

Finding the Fourth Proportional to 18,329.08, 25,292.74 and 10,775.72

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Solution

The fourth proportional to 18,329.08, 25,292.74 and 10,775.72 is: 14,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.08 : 25,292.74 = 10,775.72 : x
  2. Step 2: Convert to fraction form
    18,329.08/25,292.74 = 10,775.72/x
  3. Step 3: Cross multiply
    18,329.08x = 25,292.74 × 10,775.72
  4. Step 4: Simplify right side
    18,329.08x = 272,547,484.27
  5. Step 5: Solve for x
    x = 272,547,484.27/18,329.08
  6. Step 6: Final answer
    x = 14,869.68

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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.