Home / 47,658.23-71,487.86-14,378.58

Finding the Fourth Proportional to 47,658.23, 71,487.86 and 14,378.58

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Solution

The fourth proportional to 47,658.23, 71,487.86 and 14,378.58 is: 21,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.23 : 71,487.86 = 14,378.58 : x
  2. Step 2: Convert to fraction form
    47,658.23/71,487.86 = 14,378.58/x
  3. Step 3: Cross multiply
    47,658.23x = 71,487.86 × 14,378.58
  4. Step 4: Simplify right side
    47,658.23x = 1,027,893,842.15
  5. Step 5: Solve for x
    x = 1,027,893,842.15/47,658.23
  6. Step 6: Final answer
    x = 21,568.03

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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.