Home / 19,499.04-26,909.28-11,118.24

Finding the Fourth Proportional to 19,499.04, 26,909.28 and 11,118.24

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Solution

The fourth proportional to 19,499.04, 26,909.28 and 11,118.24 is: 15,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.04 : 26,909.28 = 11,118.24 : x
  2. Step 2: Convert to fraction form
    19,499.04/26,909.28 = 11,118.24/x
  3. Step 3: Cross multiply
    19,499.04x = 26,909.28 × 11,118.24
  4. Step 4: Simplify right side
    19,499.04x = 299,183,833.27
  5. Step 5: Solve for x
    x = 299,183,833.27/19,499.04
  6. Step 6: Final answer
    x = 15,343.52

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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.