Home / 19,045.80-28,579.98-9,195.24

Finding the Fourth Proportional to 19,045.80, 28,579.98 and 9,195.24

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Solution

The fourth proportional to 19,045.80, 28,579.98 and 9,195.24 is: 13,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.80 : 28,579.98 = 9,195.24 : x
  2. Step 2: Convert to fraction form
    19,045.80/28,579.98 = 9,195.24/x
  3. Step 3: Cross multiply
    19,045.80x = 28,579.98 × 9,195.24
  4. Step 4: Simplify right side
    19,045.80x = 262,799,775.30
  5. Step 5: Solve for x
    x = 262,799,775.30/19,045.80
  6. Step 6: Final answer
    x = 13,798.31

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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.