Home / 22,343.39-30,848.33-13,854.53

Finding the Fourth Proportional to 22,343.39, 30,848.33 and 13,854.53

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Solution

The fourth proportional to 22,343.39, 30,848.33 and 13,854.53 is: 19,128.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,343.39 : 30,848.33 = 13,854.53 : x
  2. Step 2: Convert to fraction form
    22,343.39/30,848.33 = 13,854.53/x
  3. Step 3: Cross multiply
    22,343.39x = 30,848.33 × 13,854.53
  4. Step 4: Simplify right side
    22,343.39x = 427,389,044.16
  5. Step 5: Solve for x
    x = 427,389,044.16/22,343.39
  6. Step 6: Final answer
    x = 19,128.21

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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.