Home / 25,485.52-38,229.29-7,955.35

Finding the Fourth Proportional to 25,485.52, 38,229.29 and 7,955.35

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Solution

The fourth proportional to 25,485.52, 38,229.29 and 7,955.35 is: 11,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.52 : 38,229.29 = 7,955.35 : x
  2. Step 2: Convert to fraction form
    25,485.52/38,229.29 = 7,955.35/x
  3. Step 3: Cross multiply
    25,485.52x = 38,229.29 × 7,955.35
  4. Step 4: Simplify right side
    25,485.52x = 304,127,151.28
  5. Step 5: Solve for x
    x = 304,127,151.28/25,485.52
  6. Step 6: Final answer
    x = 11,933.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.