Home / 17,869.28-26,795.40-8,008.64

Finding the Fourth Proportional to 17,869.28, 26,795.40 and 8,008.64

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Solution

The fourth proportional to 17,869.28, 26,795.40 and 8,008.64 is: 12,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.28 : 26,795.40 = 8,008.64 : x
  2. Step 2: Convert to fraction form
    17,869.28/26,795.40 = 8,008.64/x
  3. Step 3: Cross multiply
    17,869.28x = 26,795.40 × 8,008.64
  4. Step 4: Simplify right side
    17,869.28x = 214,594,712.26
  5. Step 5: Solve for x
    x = 214,594,712.26/17,869.28
  6. Step 6: Final answer
    x = 12,009.14

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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.