Home / 17,277.30-25,915.95-15,527.70

Finding the Fourth Proportional to 17,277.30, 25,915.95 and 15,527.70

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Solution

The fourth proportional to 17,277.30, 25,915.95 and 15,527.70 is: 23,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,277.30 : 25,915.95 = 15,527.70 : x
  2. Step 2: Convert to fraction form
    17,277.30/25,915.95 = 15,527.70/x
  3. Step 3: Cross multiply
    17,277.30x = 25,915.95 × 15,527.70
  4. Step 4: Simplify right side
    17,277.30x = 402,415,096.82
  5. Step 5: Solve for x
    x = 402,415,096.82/17,277.30
  6. Step 6: Final answer
    x = 23,291.55

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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.