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Finding the Fourth Proportional to 23,470.71, 35,206.34 and 7,888.34

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Solution

The fourth proportional to 23,470.71, 35,206.34 and 7,888.34 is: 11,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470.71 : 35,206.34 = 7,888.34 : x
  2. Step 2: Convert to fraction form
    23,470.71/35,206.34 = 7,888.34/x
  3. Step 3: Cross multiply
    23,470.71x = 35,206.34 × 7,888.34
  4. Step 4: Simplify right side
    23,470.71x = 277,719,364.60
  5. Step 5: Solve for x
    x = 277,719,364.60/23,470.71
  6. Step 6: Final answer
    x = 11,832.59

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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.