Home / 17,363.48-26,017.86-13,424.36

Finding the Fourth Proportional to 17,363.48, 26,017.86 and 13,424.36

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Solution

The fourth proportional to 17,363.48, 26,017.86 and 13,424.36 is: 20,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.48 : 26,017.86 = 13,424.36 : x
  2. Step 2: Convert to fraction form
    17,363.48/26,017.86 = 13,424.36/x
  3. Step 3: Cross multiply
    17,363.48x = 26,017.86 × 13,424.36
  4. Step 4: Simplify right side
    17,363.48x = 349,272,988.98
  5. Step 5: Solve for x
    x = 349,272,988.98/17,363.48
  6. Step 6: Final answer
    x = 20,115.39

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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.