Home / 14,445.52-19,933.40-8,156.68

Finding the Fourth Proportional to 14,445.52, 19,933.40 and 8,156.68

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Solution

The fourth proportional to 14,445.52, 19,933.40 and 8,156.68 is: 11,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.52 : 19,933.40 = 8,156.68 : x
  2. Step 2: Convert to fraction form
    14,445.52/19,933.40 = 8,156.68/x
  3. Step 3: Cross multiply
    14,445.52x = 19,933.40 × 8,156.68
  4. Step 4: Simplify right side
    14,445.52x = 162,590,365.11
  5. Step 5: Solve for x
    x = 162,590,365.11/14,445.52
  6. Step 6: Final answer
    x = 11,255.42

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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.