Home / 14,150.52-19,483.11-12,838.32

Finding the Fourth Proportional to 14,150.52, 19,483.11 and 12,838.32

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Solution

The fourth proportional to 14,150.52, 19,483.11 and 12,838.32 is: 17,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.52 : 19,483.11 = 12,838.32 : x
  2. Step 2: Convert to fraction form
    14,150.52/19,483.11 = 12,838.32/x
  3. Step 3: Cross multiply
    14,150.52x = 19,483.11 × 12,838.32
  4. Step 4: Simplify right side
    14,150.52x = 250,130,400.78
  5. Step 5: Solve for x
    x = 250,130,400.78/14,150.52
  6. Step 6: Final answer
    x = 17,676.41

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Half scale
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Double scale
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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.