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Finding the Fourth Proportional to 23,809.65, 35,715.93 and 6,279.46

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Solution

The fourth proportional to 23,809.65, 35,715.93 and 6,279.46 is: 9,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,809.65 : 35,715.93 = 6,279.46 : x
  2. Step 2: Convert to fraction form
    23,809.65/35,715.93 = 6,279.46/x
  3. Step 3: Cross multiply
    23,809.65x = 35,715.93 × 6,279.46
  4. Step 4: Simplify right side
    23,809.65x = 224,276,753.80
  5. Step 5: Solve for x
    x = 224,276,753.80/23,809.65
  6. Step 6: Final answer
    x = 9,419.57

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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.