Home / 14,574.53-20,115.84-9,268.32

Finding the Fourth Proportional to 14,574.53, 20,115.84 and 9,268.32

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Solution

The fourth proportional to 14,574.53, 20,115.84 and 9,268.32 is: 12,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.53 : 20,115.84 = 9,268.32 : x
  2. Step 2: Convert to fraction form
    14,574.53/20,115.84 = 9,268.32/x
  3. Step 3: Cross multiply
    14,574.53x = 20,115.84 × 9,268.32
  4. Step 4: Simplify right side
    14,574.53x = 186,440,152.38
  5. Step 5: Solve for x
    x = 186,440,152.38/14,574.53
  6. Step 6: Final answer
    x = 12,792.19

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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.