Home / 34,661.69-47,830.90-19,756.73

Finding the Fourth Proportional to 34,661.69, 47,830.90 and 19,756.73

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Solution

The fourth proportional to 34,661.69, 47,830.90 and 19,756.73 is: 27,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,661.69 : 47,830.90 = 19,756.73 : x
  2. Step 2: Convert to fraction form
    34,661.69/47,830.90 = 19,756.73/x
  3. Step 3: Cross multiply
    34,661.69x = 47,830.90 × 19,756.73
  4. Step 4: Simplify right side
    34,661.69x = 944,982,176.96
  5. Step 5: Solve for x
    x = 944,982,176.96/34,661.69
  6. Step 6: Final answer
    x = 27,263.02

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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.