Home / 31,639.44-47,482.62-14,999.49

Finding the Fourth Proportional to 31,639.44, 47,482.62 and 14,999.49

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Solution

The fourth proportional to 31,639.44, 47,482.62 and 14,999.49 is: 22,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,639.44 : 47,482.62 = 14,999.49 : x
  2. Step 2: Convert to fraction form
    31,639.44/47,482.62 = 14,999.49/x
  3. Step 3: Cross multiply
    31,639.44x = 47,482.62 × 14,999.49
  4. Step 4: Simplify right side
    31,639.44x = 712,215,083.86
  5. Step 5: Solve for x
    x = 712,215,083.86/31,639.44
  6. Step 6: Final answer
    x = 22,510.36

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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.