Home / 19,230.64-28,845.78-10,463.56

Finding the Fourth Proportional to 19,230.64, 28,845.78 and 10,463.56

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Solution

The fourth proportional to 19,230.64, 28,845.78 and 10,463.56 is: 15,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.64 : 28,845.78 = 10,463.56 : x
  2. Step 2: Convert to fraction form
    19,230.64/28,845.78 = 10,463.56/x
  3. Step 3: Cross multiply
    19,230.64x = 28,845.78 × 10,463.56
  4. Step 4: Simplify right side
    19,230.64x = 301,829,549.78
  5. Step 5: Solve for x
    x = 301,829,549.78/19,230.64
  6. Step 6: Final answer
    x = 15,695.24

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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.