Home / 14,897.40-20,557.04-8,522.70

Finding the Fourth Proportional to 14,897.40, 20,557.04 and 8,522.70

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Solution

The fourth proportional to 14,897.40, 20,557.04 and 8,522.70 is: 11,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.40 : 20,557.04 = 8,522.70 : x
  2. Step 2: Convert to fraction form
    14,897.40/20,557.04 = 8,522.70/x
  3. Step 3: Cross multiply
    14,897.40x = 20,557.04 × 8,522.70
  4. Step 4: Simplify right side
    14,897.40x = 175,201,442.19
  5. Step 5: Solve for x
    x = 175,201,442.19/14,897.40
  6. Step 6: Final answer
    x = 11,760.54

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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.