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Finding the Fourth Proportional to 63,023.56, 86,967.30 and 34,728.28

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Solution

The fourth proportional to 63,023.56, 86,967.30 and 34,728.28 is: 47,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,023.56 : 86,967.30 = 34,728.28 : x
  2. Step 2: Convert to fraction form
    63,023.56/86,967.30 = 34,728.28/x
  3. Step 3: Cross multiply
    63,023.56x = 86,967.30 × 34,728.28
  4. Step 4: Simplify right side
    63,023.56x = 3,020,224,745.24
  5. Step 5: Solve for x
    x = 3,020,224,745.24/63,023.56
  6. Step 6: Final answer
    x = 47,922.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.