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Finding the Fourth Proportional to 15,801.04, 23,681.82 and 7,905.82

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Solution

The fourth proportional to 15,801.04, 23,681.82 and 7,905.82 is: 11,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.04 : 23,681.82 = 7,905.82 : x
  2. Step 2: Convert to fraction form
    15,801.04/23,681.82 = 7,905.82/x
  3. Step 3: Cross multiply
    15,801.04x = 23,681.82 × 7,905.82
  4. Step 4: Simplify right side
    15,801.04x = 187,224,176.57
  5. Step 5: Solve for x
    x = 187,224,176.57/15,801.04
  6. Step 6: Final answer
    x = 11,848.85

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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.