Home / 17,389.83-26,026.43-14,269.71

Finding the Fourth Proportional to 17,389.83, 26,026.43 and 14,269.71

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Solution

The fourth proportional to 17,389.83, 26,026.43 and 14,269.71 is: 21,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.83 : 26,026.43 = 14,269.71 : x
  2. Step 2: Convert to fraction form
    17,389.83/26,026.43 = 14,269.71/x
  3. Step 3: Cross multiply
    17,389.83x = 26,026.43 × 14,269.71
  4. Step 4: Simplify right side
    17,389.83x = 371,389,537.09
  5. Step 5: Solve for x
    x = 371,389,537.09/17,389.83
  6. Step 6: Final answer
    x = 21,356.71

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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.