Home / 31,567.46-47,338.88-11,835.25

Finding the Fourth Proportional to 31,567.46, 47,338.88 and 11,835.25

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Solution

The fourth proportional to 31,567.46, 47,338.88 and 11,835.25 is: 17,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567.46 : 47,338.88 = 11,835.25 : x
  2. Step 2: Convert to fraction form
    31,567.46/47,338.88 = 11,835.25/x
  3. Step 3: Cross multiply
    31,567.46x = 47,338.88 × 11,835.25
  4. Step 4: Simplify right side
    31,567.46x = 560,267,479.52
  5. Step 5: Solve for x
    x = 560,267,479.52/31,567.46
  6. Step 6: Final answer
    x = 17,748.26

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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.