Home / 31,625.52-47,339.86-19,914.14

Finding the Fourth Proportional to 31,625.52, 47,339.86 and 19,914.14

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Solution

The fourth proportional to 31,625.52, 47,339.86 and 19,914.14 is: 29,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.52 : 47,339.86 = 19,914.14 : x
  2. Step 2: Convert to fraction form
    31,625.52/47,339.86 = 19,914.14/x
  3. Step 3: Cross multiply
    31,625.52x = 47,339.86 × 19,914.14
  4. Step 4: Simplify right side
    31,625.52x = 942,732,599.62
  5. Step 5: Solve for x
    x = 942,732,599.62/31,625.52
  6. Step 6: Final answer
    x = 29,809.24

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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.