Home / 14,480.22-19,984.85-9,175.53

Finding the Fourth Proportional to 14,480.22, 19,984.85 and 9,175.53

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Solution

The fourth proportional to 14,480.22, 19,984.85 and 9,175.53 is: 12,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480.22 : 19,984.85 = 9,175.53 : x
  2. Step 2: Convert to fraction form
    14,480.22/19,984.85 = 9,175.53/x
  3. Step 3: Cross multiply
    14,480.22x = 19,984.85 × 9,175.53
  4. Step 4: Simplify right side
    14,480.22x = 183,371,590.72
  5. Step 5: Solve for x
    x = 183,371,590.72/14,480.22
  6. Step 6: Final answer
    x = 12,663.59

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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.