Home / 15,801.45-23,709.50-6,915.61

Finding the Fourth Proportional to 15,801.45, 23,709.50 and 6,915.61

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Solution

The fourth proportional to 15,801.45, 23,709.50 and 6,915.61 is: 10,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,801.45 : 23,709.50 = 6,915.61 : x
  2. Step 2: Convert to fraction form
    15,801.45/23,709.50 = 6,915.61/x
  3. Step 3: Cross multiply
    15,801.45x = 23,709.50 × 6,915.61
  4. Step 4: Simplify right side
    15,801.45x = 163,965,655.30
  5. Step 5: Solve for x
    x = 163,965,655.30/15,801.45
  6. Step 6: Final answer
    x = 10,376.62

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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.