Home / 17,782.10-24,520.88-15,272.52

Finding the Fourth Proportional to 17,782.10, 24,520.88 and 15,272.52

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Solution

The fourth proportional to 17,782.10, 24,520.88 and 15,272.52 is: 21,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,782.10 : 24,520.88 = 15,272.52 : x
  2. Step 2: Convert to fraction form
    17,782.10/24,520.88 = 15,272.52/x
  3. Step 3: Cross multiply
    17,782.10x = 24,520.88 × 15,272.52
  4. Step 4: Simplify right side
    17,782.10x = 374,495,630.22
  5. Step 5: Solve for x
    x = 374,495,630.22/17,782.10
  6. Step 6: Final answer
    x = 21,060.26

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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.