Home / 47,021.53-64,890.31-25,511.43

Finding the Fourth Proportional to 47,021.53, 64,890.31 and 25,511.43

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Solution

The fourth proportional to 47,021.53, 64,890.31 and 25,511.43 is: 35,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,021.53 : 64,890.31 = 25,511.43 : x
  2. Step 2: Convert to fraction form
    47,021.53/64,890.31 = 25,511.43/x
  3. Step 3: Cross multiply
    47,021.53x = 64,890.31 × 25,511.43
  4. Step 4: Simplify right side
    47,021.53x = 1,655,444,601.24
  5. Step 5: Solve for x
    x = 1,655,444,601.24/47,021.53
  6. Step 6: Final answer
    x = 35,206.10

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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.