Home / 17,839.68-24,620.32-10,390.08

Finding the Fourth Proportional to 17,839.68, 24,620.32 and 10,390.08

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Solution

The fourth proportional to 17,839.68, 24,620.32 and 10,390.08 is: 14,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.68 : 24,620.32 = 10,390.08 : x
  2. Step 2: Convert to fraction form
    17,839.68/24,620.32 = 10,390.08/x
  3. Step 3: Cross multiply
    17,839.68x = 24,620.32 × 10,390.08
  4. Step 4: Simplify right side
    17,839.68x = 255,807,094.43
  5. Step 5: Solve for x
    x = 255,807,094.43/17,839.68
  6. Step 6: Final answer
    x = 14,339.22

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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.