Home / 15,611.84-23,417.98-5,081.91

Finding the Fourth Proportional to 15,611.84, 23,417.98 and 5,081.91

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Solution

The fourth proportional to 15,611.84, 23,417.98 and 5,081.91 is: 7,622.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.84 : 23,417.98 = 5,081.91 : x
  2. Step 2: Convert to fraction form
    15,611.84/23,417.98 = 5,081.91/x
  3. Step 3: Cross multiply
    15,611.84x = 23,417.98 × 5,081.91
  4. Step 4: Simplify right side
    15,611.84x = 119,008,041.33
  5. Step 5: Solve for x
    x = 119,008,041.33/15,611.84
  6. Step 6: Final answer
    x = 7,622.94

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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.