Home / 37,972.80-56,965.36-14,282.20

Finding the Fourth Proportional to 37,972.80, 56,965.36 and 14,282.20

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Solution

The fourth proportional to 37,972.80, 56,965.36 and 14,282.20 is: 21,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972.80 : 56,965.36 = 14,282.20 : x
  2. Step 2: Convert to fraction form
    37,972.80/56,965.36 = 14,282.20/x
  3. Step 3: Cross multiply
    37,972.80x = 56,965.36 × 14,282.20
  4. Step 4: Simplify right side
    37,972.80x = 813,590,664.59
  5. Step 5: Solve for x
    x = 813,590,664.59/37,972.80
  6. Step 6: Final answer
    x = 21,425.62

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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.