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Finding the Fourth Proportional to 15,803.98, 23,706.88 and 5,943.34

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Solution

The fourth proportional to 15,803.98, 23,706.88 and 5,943.34 is: 8,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,803.98 : 23,706.88 = 5,943.34 : x
  2. Step 2: Convert to fraction form
    15,803.98/23,706.88 = 5,943.34/x
  3. Step 3: Cross multiply
    15,803.98x = 23,706.88 × 5,943.34
  4. Step 4: Simplify right side
    15,803.98x = 140,898,048.18
  5. Step 5: Solve for x
    x = 140,898,048.18/15,803.98
  6. Step 6: Final answer
    x = 8,915.35

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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.