Home / 21,371.54-32,056.08-5,787.95

Finding the Fourth Proportional to 21,371.54, 32,056.08 and 5,787.95

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Solution

The fourth proportional to 21,371.54, 32,056.08 and 5,787.95 is: 8,681.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371.54 : 32,056.08 = 5,787.95 : x
  2. Step 2: Convert to fraction form
    21,371.54/32,056.08 = 5,787.95/x
  3. Step 3: Cross multiply
    21,371.54x = 32,056.08 × 5,787.95
  4. Step 4: Simplify right side
    21,371.54x = 185,538,827.96
  5. Step 5: Solve for x
    x = 185,538,827.96/21,371.54
  6. Step 6: Final answer
    x = 8,681.59

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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.