Home / 34,300.67-47,335.19-19,964.07

Finding the Fourth Proportional to 34,300.67, 47,335.19 and 19,964.07

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Solution

The fourth proportional to 34,300.67, 47,335.19 and 19,964.07 is: 27,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,300.67 : 47,335.19 = 19,964.07 : x
  2. Step 2: Convert to fraction form
    34,300.67/47,335.19 = 19,964.07/x
  3. Step 3: Cross multiply
    34,300.67x = 47,335.19 × 19,964.07
  4. Step 4: Simplify right side
    34,300.67x = 945,002,946.80
  5. Step 5: Solve for x
    x = 945,002,946.80/34,300.67
  6. Step 6: Final answer
    x = 27,550.57

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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.