Home / 22,374.39-30,869.82-14,715.48

Finding the Fourth Proportional to 22,374.39, 30,869.82 and 14,715.48

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Solution

The fourth proportional to 22,374.39, 30,869.82 and 14,715.48 is: 20,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,374.39 : 30,869.82 = 14,715.48 : x
  2. Step 2: Convert to fraction form
    22,374.39/30,869.82 = 14,715.48/x
  3. Step 3: Cross multiply
    22,374.39x = 30,869.82 × 14,715.48
  4. Step 4: Simplify right side
    22,374.39x = 454,264,218.81
  5. Step 5: Solve for x
    x = 454,264,218.81/22,374.39
  6. Step 6: Final answer
    x = 20,302.86

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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.