Home / 34,323.59-47,352.48-20,884.07

Finding the Fourth Proportional to 34,323.59, 47,352.48 and 20,884.07

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Solution

The fourth proportional to 34,323.59, 47,352.48 and 20,884.07 is: 28,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,323.59 : 47,352.48 = 20,884.07 : x
  2. Step 2: Convert to fraction form
    34,323.59/47,352.48 = 20,884.07/x
  3. Step 3: Cross multiply
    34,323.59x = 47,352.48 × 20,884.07
  4. Step 4: Simplify right side
    34,323.59x = 988,912,506.99
  5. Step 5: Solve for x
    x = 988,912,506.99/34,323.59
  6. Step 6: Final answer
    x = 28,811.45

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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.