Home / 31,830.73-47,746.23-10,770.94

Finding the Fourth Proportional to 31,830.73, 47,746.23 and 10,770.94

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Solution

The fourth proportional to 31,830.73, 47,746.23 and 10,770.94 is: 16,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,830.73 : 47,746.23 = 10,770.94 : x
  2. Step 2: Convert to fraction form
    31,830.73/47,746.23 = 10,770.94/x
  3. Step 3: Cross multiply
    31,830.73x = 47,746.23 × 10,770.94
  4. Step 4: Simplify right side
    31,830.73x = 514,271,778.56
  5. Step 5: Solve for x
    x = 514,271,778.56/31,830.73
  6. Step 6: Final answer
    x = 16,156.46

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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.