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Finding the Fourth Proportional to 48,667.02, 72,971.04 and 23,681.90

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Solution

The fourth proportional to 48,667.02, 72,971.04 and 23,681.90 is: 35,508.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,667.02 : 72,971.04 = 23,681.90 : x
  2. Step 2: Convert to fraction form
    48,667.02/72,971.04 = 23,681.90/x
  3. Step 3: Cross multiply
    48,667.02x = 72,971.04 × 23,681.90
  4. Step 4: Simplify right side
    48,667.02x = 1,728,092,872.18
  5. Step 5: Solve for x
    x = 1,728,092,872.18/48,667.02
  6. Step 6: Final answer
    x = 35,508.50

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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.