Home / 17,439.39-24,065.55-10,639.64

Finding the Fourth Proportional to 17,439.39, 24,065.55 and 10,639.64

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Solution

The fourth proportional to 17,439.39, 24,065.55 and 10,639.64 is: 14,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.39 : 24,065.55 = 10,639.64 : x
  2. Step 2: Convert to fraction form
    17,439.39/24,065.55 = 10,639.64/x
  3. Step 3: Cross multiply
    17,439.39x = 24,065.55 × 10,639.64
  4. Step 4: Simplify right side
    17,439.39x = 256,048,668.07
  5. Step 5: Solve for x
    x = 256,048,668.07/17,439.39
  6. Step 6: Final answer
    x = 14,682.20

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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.