Home / 51,728.40-77,637.96-29,586.24

Finding the Fourth Proportional to 51,728.40, 77,637.96 and 29,586.24

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Solution

The fourth proportional to 51,728.40, 77,637.96 and 29,586.24 is: 44,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,728.40 : 77,637.96 = 29,586.24 : x
  2. Step 2: Convert to fraction form
    51,728.40/77,637.96 = 29,586.24/x
  3. Step 3: Cross multiply
    51,728.40x = 77,637.96 × 29,586.24
  4. Step 4: Simplify right side
    51,728.40x = 2,297,015,317.67
  5. Step 5: Solve for x
    x = 2,297,015,317.67/51,728.40
  6. Step 6: Final answer
    x = 44,405.30

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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.