Home / 31,734.61-47,611.86-19,098.15

Finding the Fourth Proportional to 31,734.61, 47,611.86 and 19,098.15

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Solution

The fourth proportional to 31,734.61, 47,611.86 and 19,098.15 is: 28,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,734.61 : 47,611.86 = 19,098.15 : x
  2. Step 2: Convert to fraction form
    31,734.61/47,611.86 = 19,098.15/x
  3. Step 3: Cross multiply
    31,734.61x = 47,611.86 × 19,098.15
  4. Step 4: Simplify right side
    31,734.61x = 909,298,444.06
  5. Step 5: Solve for x
    x = 909,298,444.06/31,734.61
  6. Step 6: Final answer
    x = 28,653.21

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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.