Home / 10,268.34-15,392.88-9,355.32

Finding the Fourth Proportional to 10,268.34, 15,392.88 and 9,355.32

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Solution

The fourth proportional to 10,268.34, 15,392.88 and 9,355.32 is: 14,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.34 : 15,392.88 = 9,355.32 : x
  2. Step 2: Convert to fraction form
    10,268.34/15,392.88 = 9,355.32/x
  3. Step 3: Cross multiply
    10,268.34x = 15,392.88 × 9,355.32
  4. Step 4: Simplify right side
    10,268.34x = 144,005,318.12
  5. Step 5: Solve for x
    x = 144,005,318.12/10,268.34
  6. Step 6: Final answer
    x = 14,024.21

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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.