Home / 23,811.84-32,877.36-15,872.76

Finding the Fourth Proportional to 23,811.84, 32,877.36 and 15,872.76

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Solution

The fourth proportional to 23,811.84, 32,877.36 and 15,872.76 is: 21,915.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,811.84 : 32,877.36 = 15,872.76 : x
  2. Step 2: Convert to fraction form
    23,811.84/32,877.36 = 15,872.76/x
  3. Step 3: Cross multiply
    23,811.84x = 32,877.36 × 15,872.76
  4. Step 4: Simplify right side
    23,811.84x = 521,854,444.71
  5. Step 5: Solve for x
    x = 521,854,444.71/23,811.84
  6. Step 6: Final answer
    x = 21,915.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.