Home / 47,890.04-71,846.29-14,610.09

Finding the Fourth Proportional to 47,890.04, 71,846.29 and 14,610.09

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Solution

The fourth proportional to 47,890.04, 71,846.29 and 14,610.09 is: 21,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,890.04 : 71,846.29 = 14,610.09 : x
  2. Step 2: Convert to fraction form
    47,890.04/71,846.29 = 14,610.09/x
  3. Step 3: Cross multiply
    47,890.04x = 71,846.29 × 14,610.09
  4. Step 4: Simplify right side
    47,890.04x = 1,049,680,979.21
  5. Step 5: Solve for x
    x = 1,049,680,979.21/47,890.04
  6. Step 6: Final answer
    x = 21,918.57

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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.