Home / 15,817.95-23,721.32-6,937.58

Finding the Fourth Proportional to 15,817.95, 23,721.32 and 6,937.58

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Solution

The fourth proportional to 15,817.95, 23,721.32 and 6,937.58 is: 10,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.95 : 23,721.32 = 6,937.58 : x
  2. Step 2: Convert to fraction form
    15,817.95/23,721.32 = 6,937.58/x
  3. Step 3: Cross multiply
    15,817.95x = 23,721.32 × 6,937.58
  4. Step 4: Simplify right side
    15,817.95x = 164,568,401.91
  5. Step 5: Solve for x
    x = 164,568,401.91/15,817.95
  6. Step 6: Final answer
    x = 10,403.90

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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.