Home / 19,005.03-28,514.23-8,482.52

Finding the Fourth Proportional to 19,005.03, 28,514.23 and 8,482.52

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Solution

The fourth proportional to 19,005.03, 28,514.23 and 8,482.52 is: 12,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.03 : 28,514.23 = 8,482.52 : x
  2. Step 2: Convert to fraction form
    19,005.03/28,514.23 = 8,482.52/x
  3. Step 3: Cross multiply
    19,005.03x = 28,514.23 × 8,482.52
  4. Step 4: Simplify right side
    19,005.03x = 241,872,576.34
  5. Step 5: Solve for x
    x = 241,872,576.34/19,005.03
  6. Step 6: Final answer
    x = 12,726.77

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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.