Home / 34,289.96-47,329.65-19,952.55

Finding the Fourth Proportional to 34,289.96, 47,329.65 and 19,952.55

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Solution

The fourth proportional to 34,289.96, 47,329.65 and 19,952.55 is: 27,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.96 : 47,329.65 = 19,952.55 : x
  2. Step 2: Convert to fraction form
    34,289.96/47,329.65 = 19,952.55/x
  3. Step 3: Cross multiply
    34,289.96x = 47,329.65 × 19,952.55
  4. Step 4: Simplify right side
    34,289.96x = 944,347,208.11
  5. Step 5: Solve for x
    x = 944,347,208.11/34,289.96
  6. Step 6: Final answer
    x = 27,540.05

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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.