Home / 18,590.85-25,657.16-10,631.52

Finding the Fourth Proportional to 18,590.85, 25,657.16 and 10,631.52

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Solution

The fourth proportional to 18,590.85, 25,657.16 and 10,631.52 is: 14,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.85 : 25,657.16 = 10,631.52 : x
  2. Step 2: Convert to fraction form
    18,590.85/25,657.16 = 10,631.52/x
  3. Step 3: Cross multiply
    18,590.85x = 25,657.16 × 10,631.52
  4. Step 4: Simplify right side
    18,590.85x = 272,774,556.53
  5. Step 5: Solve for x
    x = 272,774,556.53/18,590.85
  6. Step 6: Final answer
    x = 14,672.52

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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.