Home / 16,919.48-23,349.09-9,366.51

Finding the Fourth Proportional to 16,919.48, 23,349.09 and 9,366.51

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Solution

The fourth proportional to 16,919.48, 23,349.09 and 9,366.51 is: 12,925.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.48 : 23,349.09 = 9,366.51 : x
  2. Step 2: Convert to fraction form
    16,919.48/23,349.09 = 9,366.51/x
  3. Step 3: Cross multiply
    16,919.48x = 23,349.09 × 9,366.51
  4. Step 4: Simplify right side
    16,919.48x = 218,699,403.19
  5. Step 5: Solve for x
    x = 218,699,403.19/16,919.48
  6. Step 6: Final answer
    x = 12,925.89

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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.