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Finding the Fourth Proportional to 15,801.66, 23,688.41 and 7,476.48

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Solution

The fourth proportional to 15,801.66, 23,688.41 and 7,476.48 is: 11,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.66 : 23,688.41 = 7,476.48 : x
  2. Step 2: Convert to fraction form
    15,801.66/23,688.41 = 7,476.48/x
  3. Step 3: Cross multiply
    15,801.66x = 23,688.41 × 7,476.48
  4. Step 4: Simplify right side
    15,801.66x = 177,105,886.21
  5. Step 5: Solve for x
    x = 177,105,886.21/15,801.66
  6. Step 6: Final answer
    x = 11,208.06

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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.