Home / 25,133.09-34,684.71-15,059.62

Finding the Fourth Proportional to 25,133.09, 34,684.71 and 15,059.62

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Solution

The fourth proportional to 25,133.09, 34,684.71 and 15,059.62 is: 20,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.09 : 34,684.71 = 15,059.62 : x
  2. Step 2: Convert to fraction form
    25,133.09/34,684.71 = 15,059.62/x
  3. Step 3: Cross multiply
    25,133.09x = 34,684.71 × 15,059.62
  4. Step 4: Simplify right side
    25,133.09x = 522,338,539.29
  5. Step 5: Solve for x
    x = 522,338,539.29/25,133.09
  6. Step 6: Final answer
    x = 20,782.91

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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.