Home / 19,332.54-26,680.62-11,265.76

Finding the Fourth Proportional to 19,332.54, 26,680.62 and 11,265.76

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Solution

The fourth proportional to 19,332.54, 26,680.62 and 11,265.76 is: 15,547.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.54 : 26,680.62 = 11,265.76 : x
  2. Step 2: Convert to fraction form
    19,332.54/26,680.62 = 11,265.76/x
  3. Step 3: Cross multiply
    19,332.54x = 26,680.62 × 11,265.76
  4. Step 4: Simplify right side
    19,332.54x = 300,577,328.17
  5. Step 5: Solve for x
    x = 300,577,328.17/19,332.54
  6. Step 6: Final answer
    x = 15,547.74

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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.