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Finding the Fourth Proportional to 15,611.77, 23,393.07 and 5,737.48

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Solution

The fourth proportional to 15,611.77, 23,393.07 and 5,737.48 is: 8,597.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.77 : 23,393.07 = 5,737.48 : x
  2. Step 2: Convert to fraction form
    15,611.77/23,393.07 = 5,737.48/x
  3. Step 3: Cross multiply
    15,611.77x = 23,393.07 × 5,737.48
  4. Step 4: Simplify right side
    15,611.77x = 134,217,271.26
  5. Step 5: Solve for x
    x = 134,217,271.26/15,611.77
  6. Step 6: Final answer
    x = 8,597.18

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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.