Home / 17,621.36-26,435.28-14,363.36

Finding the Fourth Proportional to 17,621.36, 26,435.28 and 14,363.36

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Solution

The fourth proportional to 17,621.36, 26,435.28 and 14,363.36 is: 21,547.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.36 : 26,435.28 = 14,363.36 : x
  2. Step 2: Convert to fraction form
    17,621.36/26,435.28 = 14,363.36/x
  3. Step 3: Cross multiply
    17,621.36x = 26,435.28 × 14,363.36
  4. Step 4: Simplify right side
    17,621.36x = 379,699,443.34
  5. Step 5: Solve for x
    x = 379,699,443.34/17,621.36
  6. Step 6: Final answer
    x = 21,547.68

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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.