Home / 13,417.69-20,141.11-11,347.33

Finding the Fourth Proportional to 13,417.69, 20,141.11 and 11,347.33

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Solution

The fourth proportional to 13,417.69, 20,141.11 and 11,347.33 is: 17,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,417.69 : 20,141.11 = 11,347.33 : x
  2. Step 2: Convert to fraction form
    13,417.69/20,141.11 = 11,347.33/x
  3. Step 3: Cross multiply
    13,417.69x = 20,141.11 × 11,347.33
  4. Step 4: Simplify right side
    13,417.69x = 228,547,821.74
  5. Step 5: Solve for x
    x = 228,547,821.74/13,417.69
  6. Step 6: Final answer
    x = 17,033.32

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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.