Home / 31,031.58-46,550.55-19,341.66

Finding the Fourth Proportional to 31,031.58, 46,550.55 and 19,341.66

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Solution

The fourth proportional to 31,031.58, 46,550.55 and 19,341.66 is: 29,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,031.58 : 46,550.55 = 19,341.66 : x
  2. Step 2: Convert to fraction form
    31,031.58/46,550.55 = 19,341.66/x
  3. Step 3: Cross multiply
    31,031.58x = 46,550.55 × 19,341.66
  4. Step 4: Simplify right side
    31,031.58x = 900,364,910.91
  5. Step 5: Solve for x
    x = 900,364,910.91/31,031.58
  6. Step 6: Final answer
    x = 29,014.47

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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.