Home / 15,681.61-23,522.28-3,994.66

Finding the Fourth Proportional to 15,681.61, 23,522.28 and 3,994.66

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Solution

The fourth proportional to 15,681.61, 23,522.28 and 3,994.66 is: 5,991.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,681.61 : 23,522.28 = 3,994.66 : x
  2. Step 2: Convert to fraction form
    15,681.61/23,522.28 = 3,994.66/x
  3. Step 3: Cross multiply
    15,681.61x = 23,522.28 × 3,994.66
  4. Step 4: Simplify right side
    15,681.61x = 93,963,511.02
  5. Step 5: Solve for x
    x = 93,963,511.02/15,681.61
  6. Step 6: Final answer
    x = 5,991.96

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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.