Home / 25,317.98-37,977.87-9,521.57

Finding the Fourth Proportional to 25,317.98, 37,977.87 and 9,521.57

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Solution

The fourth proportional to 25,317.98, 37,977.87 and 9,521.57 is: 14,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.98 : 37,977.87 = 9,521.57 : x
  2. Step 2: Convert to fraction form
    25,317.98/37,977.87 = 9,521.57/x
  3. Step 3: Cross multiply
    25,317.98x = 37,977.87 × 9,521.57
  4. Step 4: Simplify right side
    25,317.98x = 361,608,757.77
  5. Step 5: Solve for x
    x = 361,608,757.77/25,317.98
  6. Step 6: Final answer
    x = 14,282.69

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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.