Home / 47,511.27-65,216.26-42,013.23

Finding the Fourth Proportional to 47,511.27, 65,216.26 and 42,013.23

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Solution

The fourth proportional to 47,511.27, 65,216.26 and 42,013.23 is: 57,669.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.27 : 65,216.26 = 42,013.23 : x
  2. Step 2: Convert to fraction form
    47,511.27/65,216.26 = 42,013.23/x
  3. Step 3: Cross multiply
    47,511.27x = 65,216.26 × 42,013.23
  4. Step 4: Simplify right side
    47,511.27x = 2,739,945,731.12
  5. Step 5: Solve for x
    x = 2,739,945,731.12/47,511.27
  6. Step 6: Final answer
    x = 57,669.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.