Home / 11,262.84-15,547.08-10,081.86

Finding the Fourth Proportional to 11,262.84, 15,547.08 and 10,081.86

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Solution

The fourth proportional to 11,262.84, 15,547.08 and 10,081.86 is: 13,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.84 : 15,547.08 = 10,081.86 : x
  2. Step 2: Convert to fraction form
    11,262.84/15,547.08 = 10,081.86/x
  3. Step 3: Cross multiply
    11,262.84x = 15,547.08 × 10,081.86
  4. Step 4: Simplify right side
    11,262.84x = 156,743,483.97
  5. Step 5: Solve for x
    x = 156,743,483.97/11,262.84
  6. Step 6: Final answer
    x = 13,916.87

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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.