Home / 14,640.08-20,203.37-7,925.70

Finding the Fourth Proportional to 14,640.08, 20,203.37 and 7,925.70

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Solution

The fourth proportional to 14,640.08, 20,203.37 and 7,925.70 is: 10,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.08 : 20,203.37 = 7,925.70 : x
  2. Step 2: Convert to fraction form
    14,640.08/20,203.37 = 7,925.70/x
  3. Step 3: Cross multiply
    14,640.08x = 20,203.37 × 7,925.70
  4. Step 4: Simplify right side
    14,640.08x = 160,125,945.19
  5. Step 5: Solve for x
    x = 160,125,945.19/14,640.08
  6. Step 6: Final answer
    x = 10,937.51

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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.