Home / 45,252.15-67,787.64-21,582.74

Finding the Fourth Proportional to 45,252.15, 67,787.64 and 21,582.74

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Solution

The fourth proportional to 45,252.15, 67,787.64 and 21,582.74 is: 32,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,252.15 : 67,787.64 = 21,582.74 : x
  2. Step 2: Convert to fraction form
    45,252.15/67,787.64 = 21,582.74/x
  3. Step 3: Cross multiply
    45,252.15x = 67,787.64 × 21,582.74
  4. Step 4: Simplify right side
    45,252.15x = 1,463,042,670.40
  5. Step 5: Solve for x
    x = 1,463,042,670.40/45,252.15
  6. Step 6: Final answer
    x = 32,330.90

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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.