Home / 15,936.60-23,915.70-10,376.40

Finding the Fourth Proportional to 15,936.60, 23,915.70 and 10,376.40

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Solution

The fourth proportional to 15,936.60, 23,915.70 and 10,376.40 is: 15,571.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,936.60 : 23,915.70 = 10,376.40 : x
  2. Step 2: Convert to fraction form
    15,936.60/23,915.70 = 10,376.40/x
  3. Step 3: Cross multiply
    15,936.60x = 23,915.70 × 10,376.40
  4. Step 4: Simplify right side
    15,936.60x = 248,158,869.48
  5. Step 5: Solve for x
    x = 248,158,869.48/15,936.60
  6. Step 6: Final answer
    x = 15,571.63

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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.