Home / 28,607.79-42,915.78-10,833.66

Finding the Fourth Proportional to 28,607.79, 42,915.78 and 10,833.66

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Solution

The fourth proportional to 28,607.79, 42,915.78 and 10,833.66 is: 16,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607.79 : 42,915.78 = 10,833.66 : x
  2. Step 2: Convert to fraction form
    28,607.79/42,915.78 = 10,833.66/x
  3. Step 3: Cross multiply
    28,607.79x = 42,915.78 × 10,833.66
  4. Step 4: Simplify right side
    28,607.79x = 464,934,969.15
  5. Step 5: Solve for x
    x = 464,934,969.15/28,607.79
  6. Step 6: Final answer
    x = 16,252.04

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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.