Home / 19,270.73-26,592.95-11,312.75

Finding the Fourth Proportional to 19,270.73, 26,592.95 and 11,312.75

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Solution

The fourth proportional to 19,270.73, 26,592.95 and 11,312.75 is: 15,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.73 : 26,592.95 = 11,312.75 : x
  2. Step 2: Convert to fraction form
    19,270.73/26,592.95 = 11,312.75/x
  3. Step 3: Cross multiply
    19,270.73x = 26,592.95 × 11,312.75
  4. Step 4: Simplify right side
    19,270.73x = 300,839,205.58
  5. Step 5: Solve for x
    x = 300,839,205.58/19,270.73
  6. Step 6: Final answer
    x = 15,611.20

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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.