Home / 25,086.24-34,590.63-15,999.45

Finding the Fourth Proportional to 25,086.24, 34,590.63 and 15,999.45

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Solution

The fourth proportional to 25,086.24, 34,590.63 and 15,999.45 is: 22,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.24 : 34,590.63 = 15,999.45 : x
  2. Step 2: Convert to fraction form
    25,086.24/34,590.63 = 15,999.45/x
  3. Step 3: Cross multiply
    25,086.24x = 34,590.63 × 15,999.45
  4. Step 4: Simplify right side
    25,086.24x = 553,430,985.44
  5. Step 5: Solve for x
    x = 553,430,985.44/25,086.24
  6. Step 6: Final answer
    x = 22,061.14

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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.