Home / 19,522.39-26,953.92-13,158.46

Finding the Fourth Proportional to 19,522.39, 26,953.92 and 13,158.46

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Solution

The fourth proportional to 19,522.39, 26,953.92 and 13,158.46 is: 18,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.39 : 26,953.92 = 13,158.46 : x
  2. Step 2: Convert to fraction form
    19,522.39/26,953.92 = 13,158.46/x
  3. Step 3: Cross multiply
    19,522.39x = 26,953.92 × 13,158.46
  4. Step 4: Simplify right side
    19,522.39x = 354,672,078.16
  5. Step 5: Solve for x
    x = 354,672,078.16/19,522.39
  6. Step 6: Final answer
    x = 18,167.45

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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.