Home / 14,448.39-21,697.29-8,934.32

Finding the Fourth Proportional to 14,448.39, 21,697.29 and 8,934.32

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Solution

The fourth proportional to 14,448.39, 21,697.29 and 8,934.32 is: 13,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448.39 : 21,697.29 = 8,934.32 : x
  2. Step 2: Convert to fraction form
    14,448.39/21,697.29 = 8,934.32/x
  3. Step 3: Cross multiply
    14,448.39x = 21,697.29 × 8,934.32
  4. Step 4: Simplify right side
    14,448.39x = 193,850,423.51
  5. Step 5: Solve for x
    x = 193,850,423.51/14,448.39
  6. Step 6: Final answer
    x = 13,416.75

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1.5x scale

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.