Home / 19,498.32-29,247.48-9,117.36

Finding the Fourth Proportional to 19,498.32, 29,247.48 and 9,117.36

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Solution

The fourth proportional to 19,498.32, 29,247.48 and 9,117.36 is: 13,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.32 : 29,247.48 = 9,117.36 : x
  2. Step 2: Convert to fraction form
    19,498.32/29,247.48 = 9,117.36/x
  3. Step 3: Cross multiply
    19,498.32x = 29,247.48 × 9,117.36
  4. Step 4: Simplify right side
    19,498.32x = 266,659,804.25
  5. Step 5: Solve for x
    x = 266,659,804.25/19,498.32
  6. Step 6: Final answer
    x = 13,676.04

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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.