Home / 25,534.94-38,302.40-6,815.03

Finding the Fourth Proportional to 25,534.94, 38,302.40 and 6,815.03

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Solution

The fourth proportional to 25,534.94, 38,302.40 and 6,815.03 is: 10,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,534.94 : 38,302.40 = 6,815.03 : x
  2. Step 2: Convert to fraction form
    25,534.94/38,302.40 = 6,815.03/x
  3. Step 3: Cross multiply
    25,534.94x = 38,302.40 × 6,815.03
  4. Step 4: Simplify right side
    25,534.94x = 261,032,117.87
  5. Step 5: Solve for x
    x = 261,032,117.87/25,534.94
  6. Step 6: Final answer
    x = 10,222.55

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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.