Home / 17,460.72-24,106.68-12,153.60

Finding the Fourth Proportional to 17,460.72, 24,106.68 and 12,153.60

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Solution

The fourth proportional to 17,460.72, 24,106.68 and 12,153.60 is: 16,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,460.72 : 24,106.68 = 12,153.60 : x
  2. Step 2: Convert to fraction form
    17,460.72/24,106.68 = 12,153.60/x
  3. Step 3: Cross multiply
    17,460.72x = 24,106.68 × 12,153.60
  4. Step 4: Simplify right side
    17,460.72x = 292,982,946.05
  5. Step 5: Solve for x
    x = 292,982,946.05/17,460.72
  6. Step 6: Final answer
    x = 16,779.55

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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.