Home / 14,827.80-22,241.70-7,915.80

Finding the Fourth Proportional to 14,827.80, 22,241.70 and 7,915.80

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Solution

The fourth proportional to 14,827.80, 22,241.70 and 7,915.80 is: 11,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827.80 : 22,241.70 = 7,915.80 : x
  2. Step 2: Convert to fraction form
    14,827.80/22,241.70 = 7,915.80/x
  3. Step 3: Cross multiply
    14,827.80x = 22,241.70 × 7,915.80
  4. Step 4: Simplify right side
    14,827.80x = 176,060,848.86
  5. Step 5: Solve for x
    x = 176,060,848.86/14,827.80
  6. Step 6: Final answer
    x = 11,873.70

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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.