Home / 38,916.55-58,348.16-13,956.06

Finding the Fourth Proportional to 38,916.55, 58,348.16 and 13,956.06

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Solution

The fourth proportional to 38,916.55, 58,348.16 and 13,956.06 is: 20,924.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916.55 : 58,348.16 = 13,956.06 : x
  2. Step 2: Convert to fraction form
    38,916.55/58,348.16 = 13,956.06/x
  3. Step 3: Cross multiply
    38,916.55x = 58,348.16 × 13,956.06
  4. Step 4: Simplify right side
    38,916.55x = 814,310,352.07
  5. Step 5: Solve for x
    x = 814,310,352.07/38,916.55
  6. Step 6: Final answer
    x = 20,924.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.