Home / 19,256.40-28,892.70-10,497.60

Finding the Fourth Proportional to 19,256.40, 28,892.70 and 10,497.60

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Solution

The fourth proportional to 19,256.40, 28,892.70 and 10,497.60 is: 15,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.40 : 28,892.70 = 10,497.60 : x
  2. Step 2: Convert to fraction form
    19,256.40/28,892.70 = 10,497.60/x
  3. Step 3: Cross multiply
    19,256.40x = 28,892.70 × 10,497.60
  4. Step 4: Simplify right side
    19,256.40x = 303,304,007.52
  5. Step 5: Solve for x
    x = 303,304,007.52/19,256.40
  6. Step 6: Final answer
    x = 15,750.82

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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.