Home / 31,024.34-46,518.85-21,175.55

Finding the Fourth Proportional to 31,024.34, 46,518.85 and 21,175.55

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Solution

The fourth proportional to 31,024.34, 46,518.85 and 21,175.55 is: 31,751.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,024.34 : 46,518.85 = 21,175.55 : x
  2. Step 2: Convert to fraction form
    31,024.34/46,518.85 = 21,175.55/x
  3. Step 3: Cross multiply
    31,024.34x = 46,518.85 × 21,175.55
  4. Step 4: Simplify right side
    31,024.34x = 985,061,948.58
  5. Step 5: Solve for x
    x = 985,061,948.58/31,024.34
  6. Step 6: Final answer
    x = 31,751.27

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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.