Home / 31,611.05-47,439.96-14,971.11

Finding the Fourth Proportional to 31,611.05, 47,439.96 and 14,971.11

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Solution

The fourth proportional to 31,611.05, 47,439.96 and 14,971.11 is: 22,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,611.05 : 47,439.96 = 14,971.11 : x
  2. Step 2: Convert to fraction form
    31,611.05/47,439.96 = 14,971.11/x
  3. Step 3: Cross multiply
    31,611.05x = 47,439.96 × 14,971.11
  4. Step 4: Simplify right side
    31,611.05x = 710,228,919.98
  5. Step 5: Solve for x
    x = 710,228,919.98/31,611.05
  6. Step 6: Final answer
    x = 22,467.74

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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.