Home / 14,640.03-20,203.28-7,925.73

Finding the Fourth Proportional to 14,640.03, 20,203.28 and 7,925.73

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Solution

The fourth proportional to 14,640.03, 20,203.28 and 7,925.73 is: 10,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.03 : 20,203.28 = 7,925.73 : x
  2. Step 2: Convert to fraction form
    14,640.03/20,203.28 = 7,925.73/x
  3. Step 3: Cross multiply
    14,640.03x = 20,203.28 × 7,925.73
  4. Step 4: Simplify right side
    14,640.03x = 160,125,702.77
  5. Step 5: Solve for x
    x = 160,125,702.77/14,640.03
  6. Step 6: Final answer
    x = 10,937.53

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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.