Home / 17,648.51-24,354.87-9,690.80

Finding the Fourth Proportional to 17,648.51, 24,354.87 and 9,690.80

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Solution

The fourth proportional to 17,648.51, 24,354.87 and 9,690.80 is: 13,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,648.51 : 24,354.87 = 9,690.80 : x
  2. Step 2: Convert to fraction form
    17,648.51/24,354.87 = 9,690.80/x
  3. Step 3: Cross multiply
    17,648.51x = 24,354.87 × 9,690.80
  4. Step 4: Simplify right side
    17,648.51x = 236,018,174.20
  5. Step 5: Solve for x
    x = 236,018,174.20/17,648.51
  6. Step 6: Final answer
    x = 13,373.26

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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.