Home / 14,439.53-19,925.12-8,150.69

Finding the Fourth Proportional to 14,439.53, 19,925.12 and 8,150.69

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Solution

The fourth proportional to 14,439.53, 19,925.12 and 8,150.69 is: 11,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.53 : 19,925.12 = 8,150.69 : x
  2. Step 2: Convert to fraction form
    14,439.53/19,925.12 = 8,150.69/x
  3. Step 3: Cross multiply
    14,439.53x = 19,925.12 × 8,150.69
  4. Step 4: Simplify right side
    14,439.53x = 162,403,435.58
  5. Step 5: Solve for x
    x = 162,403,435.58/14,439.53
  6. Step 6: Final answer
    x = 11,247.14

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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.