Home / 14,915.73-20,562.50-11,864.10

Finding the Fourth Proportional to 14,915.73, 20,562.50 and 11,864.10

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Solution

The fourth proportional to 14,915.73, 20,562.50 and 11,864.10 is: 16,355.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.73 : 20,562.50 = 11,864.10 : x
  2. Step 2: Convert to fraction form
    14,915.73/20,562.50 = 11,864.10/x
  3. Step 3: Cross multiply
    14,915.73x = 20,562.50 × 11,864.10
  4. Step 4: Simplify right side
    14,915.73x = 243,955,394.12
  5. Step 5: Solve for x
    x = 243,955,394.12/14,915.73
  6. Step 6: Final answer
    x = 16,355.58

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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.