Home / 31,750.78-47,636.04-13,032.34

Finding the Fourth Proportional to 31,750.78, 47,636.04 and 13,032.34

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Solution

The fourth proportional to 31,750.78, 47,636.04 and 13,032.34 is: 19,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750.78 : 47,636.04 = 13,032.34 : x
  2. Step 2: Convert to fraction form
    31,750.78/47,636.04 = 13,032.34/x
  3. Step 3: Cross multiply
    31,750.78x = 47,636.04 × 13,032.34
  4. Step 4: Simplify right side
    31,750.78x = 620,809,069.53
  5. Step 5: Solve for x
    x = 620,809,069.53/31,750.78
  6. Step 6: Final answer
    x = 19,552.56

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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.