Home / 17,784.19-26,628.49-13,547.26

Finding the Fourth Proportional to 17,784.19, 26,628.49 and 13,547.26

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Solution

The fourth proportional to 17,784.19, 26,628.49 and 13,547.26 is: 20,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784.19 : 26,628.49 = 13,547.26 : x
  2. Step 2: Convert to fraction form
    17,784.19/26,628.49 = 13,547.26/x
  3. Step 3: Cross multiply
    17,784.19x = 26,628.49 × 13,547.26
  4. Step 4: Simplify right side
    17,784.19x = 360,743,046.69
  5. Step 5: Solve for x
    x = 360,743,046.69/17,784.19
  6. Step 6: Final answer
    x = 20,284.48

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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.