Home / 43,257.64-64,886.52-12,092.86

Finding the Fourth Proportional to 43,257.64, 64,886.52 and 12,092.86

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Solution

The fourth proportional to 43,257.64, 64,886.52 and 12,092.86 is: 18,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,257.64 : 64,886.52 = 12,092.86 : x
  2. Step 2: Convert to fraction form
    43,257.64/64,886.52 = 12,092.86/x
  3. Step 3: Cross multiply
    43,257.64x = 64,886.52 × 12,092.86
  4. Step 4: Simplify right side
    43,257.64x = 784,663,602.25
  5. Step 5: Solve for x
    x = 784,663,602.25/43,257.64
  6. Step 6: Final answer
    x = 18,139.31

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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.