Home / 21,373.29-29,503.24-16,083.45

Finding the Fourth Proportional to 21,373.29, 29,503.24 and 16,083.45

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Solution

The fourth proportional to 21,373.29, 29,503.24 and 16,083.45 is: 22,201.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.29 : 29,503.24 = 16,083.45 : x
  2. Step 2: Convert to fraction form
    21,373.29/29,503.24 = 16,083.45/x
  3. Step 3: Cross multiply
    21,373.29x = 29,503.24 × 16,083.45
  4. Step 4: Simplify right side
    21,373.29x = 474,513,845.17
  5. Step 5: Solve for x
    x = 474,513,845.17/21,373.29
  6. Step 6: Final answer
    x = 22,201.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.