Home / 45,392.84-68,089.28-14,230.52

Finding the Fourth Proportional to 45,392.84, 68,089.28 and 14,230.52

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Solution

The fourth proportional to 45,392.84, 68,089.28 and 14,230.52 is: 21,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,392.84 : 68,089.28 = 14,230.52 : x
  2. Step 2: Convert to fraction form
    45,392.84/68,089.28 = 14,230.52/x
  3. Step 3: Cross multiply
    45,392.84x = 68,089.28 × 14,230.52
  4. Step 4: Simplify right side
    45,392.84x = 968,945,860.83
  5. Step 5: Solve for x
    x = 968,945,860.83/45,392.84
  6. Step 6: Final answer
    x = 21,345.79

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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.