Home / 19,133.12-26,402.28-10,748

Finding the Fourth Proportional to 19,133.12, 26,402.28 and 10,748

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Solution

The fourth proportional to 19,133.12, 26,402.28 and 10,748 is: 14,831.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.12 : 26,402.28 = 10,748 : x
  2. Step 2: Convert to fraction form
    19,133.12/26,402.28 = 10,748/x
  3. Step 3: Cross multiply
    19,133.12x = 26,402.28 × 10,748
  4. Step 4: Simplify right side
    19,133.12x = 283,771,705.44
  5. Step 5: Solve for x
    x = 283,771,705.44/19,133.12
  6. Step 6: Final answer
    x = 14,831.44

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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.