Home / 25,085.90-34,590.18-15,999.14

Finding the Fourth Proportional to 25,085.90, 34,590.18 and 15,999.14

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Solution

The fourth proportional to 25,085.90, 34,590.18 and 15,999.14 is: 22,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085.90 : 34,590.18 = 15,999.14 : x
  2. Step 2: Convert to fraction form
    25,085.90/34,590.18 = 15,999.14/x
  3. Step 3: Cross multiply
    25,085.90x = 34,590.18 × 15,999.14
  4. Step 4: Simplify right side
    25,085.90x = 553,413,132.45
  5. Step 5: Solve for x
    x = 553,413,132.45/25,085.90
  6. Step 6: Final answer
    x = 22,060.72

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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.