Home / 19,247.60-26,559.88-11,288.36

Finding the Fourth Proportional to 19,247.60, 26,559.88 and 11,288.36

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Solution

The fourth proportional to 19,247.60, 26,559.88 and 11,288.36 is: 15,576.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.60 : 26,559.88 = 11,288.36 : x
  2. Step 2: Convert to fraction form
    19,247.60/26,559.88 = 11,288.36/x
  3. Step 3: Cross multiply
    19,247.60x = 26,559.88 × 11,288.36
  4. Step 4: Simplify right side
    19,247.60x = 299,817,487.00
  5. Step 5: Solve for x
    x = 299,817,487.00/19,247.60
  6. Step 6: Final answer
    x = 15,576.88

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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.