Home / 23,166.76-34,750.14-12,647.30

Finding the Fourth Proportional to 23,166.76, 34,750.14 and 12,647.30

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Solution

The fourth proportional to 23,166.76, 34,750.14 and 12,647.30 is: 18,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166.76 : 34,750.14 = 12,647.30 : x
  2. Step 2: Convert to fraction form
    23,166.76/34,750.14 = 12,647.30/x
  3. Step 3: Cross multiply
    23,166.76x = 34,750.14 × 12,647.30
  4. Step 4: Simplify right side
    23,166.76x = 439,495,445.62
  5. Step 5: Solve for x
    x = 439,495,445.62/23,166.76
  6. Step 6: Final answer
    x = 18,970.95

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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.