Home / 15,461.06-23,195.40-7,146.86

Finding the Fourth Proportional to 15,461.06, 23,195.40 and 7,146.86

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Solution

The fourth proportional to 15,461.06, 23,195.40 and 7,146.86 is: 10,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.06 : 23,195.40 = 7,146.86 : x
  2. Step 2: Convert to fraction form
    15,461.06/23,195.40 = 7,146.86/x
  3. Step 3: Cross multiply
    15,461.06x = 23,195.40 × 7,146.86
  4. Step 4: Simplify right side
    15,461.06x = 165,774,276.44
  5. Step 5: Solve for x
    x = 165,774,276.44/15,461.06
  6. Step 6: Final answer
    x = 10,722.05

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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.