Home / 12,056.32-18,094.20-6,515.92

Finding the Fourth Proportional to 12,056.32, 18,094.20 and 6,515.92

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Solution

The fourth proportional to 12,056.32, 18,094.20 and 6,515.92 is: 9,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,056.32 : 18,094.20 = 6,515.92 : x
  2. Step 2: Convert to fraction form
    12,056.32/18,094.20 = 6,515.92/x
  3. Step 3: Cross multiply
    12,056.32x = 18,094.20 × 6,515.92
  4. Step 4: Simplify right side
    12,056.32x = 117,900,359.66
  5. Step 5: Solve for x
    x = 117,900,359.66/12,056.32
  6. Step 6: Final answer
    x = 9,779.13

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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.