Home / 35,867.24-53,801.12-12,493.60

Finding the Fourth Proportional to 35,867.24, 53,801.12 and 12,493.60

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Solution

The fourth proportional to 35,867.24, 53,801.12 and 12,493.60 is: 18,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,867.24 : 53,801.12 = 12,493.60 : x
  2. Step 2: Convert to fraction form
    35,867.24/53,801.12 = 12,493.60/x
  3. Step 3: Cross multiply
    35,867.24x = 53,801.12 × 12,493.60
  4. Step 4: Simplify right side
    35,867.24x = 672,169,672.83
  5. Step 5: Solve for x
    x = 672,169,672.83/35,867.24
  6. Step 6: Final answer
    x = 18,740.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.