Home / 19,514.32-29,271.50-9,133.36

Finding the Fourth Proportional to 19,514.32, 29,271.50 and 9,133.36

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Solution

The fourth proportional to 19,514.32, 29,271.50 and 9,133.36 is: 13,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.32 : 29,271.50 = 9,133.36 : x
  2. Step 2: Convert to fraction form
    19,514.32/29,271.50 = 9,133.36/x
  3. Step 3: Cross multiply
    19,514.32x = 29,271.50 × 9,133.36
  4. Step 4: Simplify right side
    19,514.32x = 267,347,147.24
  5. Step 5: Solve for x
    x = 267,347,147.24/19,514.32
  6. Step 6: Final answer
    x = 13,700.05

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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.