Home / 34,333.13-47,355.23-31,509.61

Finding the Fourth Proportional to 34,333.13, 47,355.23 and 31,509.61

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Solution

The fourth proportional to 34,333.13, 47,355.23 and 31,509.61 is: 43,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,333.13 : 47,355.23 = 31,509.61 : x
  2. Step 2: Convert to fraction form
    34,333.13/47,355.23 = 31,509.61/x
  3. Step 3: Cross multiply
    34,333.13x = 47,355.23 × 31,509.61
  4. Step 4: Simplify right side
    34,333.13x = 1,492,144,789.15
  5. Step 5: Solve for x
    x = 1,492,144,789.15/34,333.13
  6. Step 6: Final answer
    x = 43,460.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.