Home / 38,916.79-58,353.61-13,609.52

Finding the Fourth Proportional to 38,916.79, 58,353.61 and 13,609.52

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Solution

The fourth proportional to 38,916.79, 58,353.61 and 13,609.52 is: 20,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916.79 : 58,353.61 = 13,609.52 : x
  2. Step 2: Convert to fraction form
    38,916.79/58,353.61 = 13,609.52/x
  3. Step 3: Cross multiply
    38,916.79x = 58,353.61 × 13,609.52
  4. Step 4: Simplify right side
    38,916.79x = 794,164,622.37
  5. Step 5: Solve for x
    x = 794,164,622.37/38,916.79
  6. Step 6: Final answer
    x = 20,406.74

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1.5x scale

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.