Home / 28,252.10-42,361.50-10,723.16

Finding the Fourth Proportional to 28,252.10, 42,361.50 and 10,723.16

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Solution

The fourth proportional to 28,252.10, 42,361.50 and 10,723.16 is: 16,078.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,252.10 : 42,361.50 = 10,723.16 : x
  2. Step 2: Convert to fraction form
    28,252.10/42,361.50 = 10,723.16/x
  3. Step 3: Cross multiply
    28,252.10x = 42,361.50 × 10,723.16
  4. Step 4: Simplify right side
    28,252.10x = 454,249,142.34
  5. Step 5: Solve for x
    x = 454,249,142.34/28,252.10
  6. Step 6: Final answer
    x = 16,078.42

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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.