Home / 15,697.64-23,541.60-6,939.92

Finding the Fourth Proportional to 15,697.64, 23,541.60 and 6,939.92

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Solution

The fourth proportional to 15,697.64, 23,541.60 and 6,939.92 is: 10,407.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,697.64 : 23,541.60 = 6,939.92 : x
  2. Step 2: Convert to fraction form
    15,697.64/23,541.60 = 6,939.92/x
  3. Step 3: Cross multiply
    15,697.64x = 23,541.60 × 6,939.92
  4. Step 4: Simplify right side
    15,697.64x = 163,376,820.67
  5. Step 5: Solve for x
    x = 163,376,820.67/15,697.64
  6. Step 6: Final answer
    x = 10,407.73

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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.