Home / 31,782.08-47,680.82-9,594.13

Finding the Fourth Proportional to 31,782.08, 47,680.82 and 9,594.13

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Solution

The fourth proportional to 31,782.08, 47,680.82 and 9,594.13 is: 14,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,782.08 : 47,680.82 = 9,594.13 : x
  2. Step 2: Convert to fraction form
    31,782.08/47,680.82 = 9,594.13/x
  3. Step 3: Cross multiply
    31,782.08x = 47,680.82 × 9,594.13
  4. Step 4: Simplify right side
    31,782.08x = 457,455,890.37
  5. Step 5: Solve for x
    x = 457,455,890.37/31,782.08
  6. Step 6: Final answer
    x = 14,393.52

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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.