Home / 34,823.63-52,256.19-12,638.74

Finding the Fourth Proportional to 34,823.63, 52,256.19 and 12,638.74

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Solution

The fourth proportional to 34,823.63, 52,256.19 and 12,638.74 is: 18,965.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,823.63 : 52,256.19 = 12,638.74 : x
  2. Step 2: Convert to fraction form
    34,823.63/52,256.19 = 12,638.74/x
  3. Step 3: Cross multiply
    34,823.63x = 52,256.19 × 12,638.74
  4. Step 4: Simplify right side
    34,823.63x = 660,452,398.80
  5. Step 5: Solve for x
    x = 660,452,398.80/34,823.63
  6. Step 6: Final answer
    x = 18,965.64

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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.