Home / 31,858.68-47,789.52-9,675.24

Finding the Fourth Proportional to 31,858.68, 47,789.52 and 9,675.24

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Solution

The fourth proportional to 31,858.68, 47,789.52 and 9,675.24 is: 14,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,858.68 : 47,789.52 = 9,675.24 : x
  2. Step 2: Convert to fraction form
    31,858.68/47,789.52 = 9,675.24/x
  3. Step 3: Cross multiply
    31,858.68x = 47,789.52 × 9,675.24
  4. Step 4: Simplify right side
    31,858.68x = 462,375,075.48
  5. Step 5: Solve for x
    x = 462,375,075.48/31,858.68
  6. Step 6: Final answer
    x = 14,513.32

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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.