Home / 27,490.98-37,938.48-16,160.32

Finding the Fourth Proportional to 27,490.98, 37,938.48 and 16,160.32

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Solution

The fourth proportional to 27,490.98, 37,938.48 and 16,160.32 is: 22,301.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.98 : 37,938.48 = 16,160.32 : x
  2. Step 2: Convert to fraction form
    27,490.98/37,938.48 = 16,160.32/x
  3. Step 3: Cross multiply
    27,490.98x = 37,938.48 × 16,160.32
  4. Step 4: Simplify right side
    27,490.98x = 613,097,977.11
  5. Step 5: Solve for x
    x = 613,097,977.11/27,490.98
  6. Step 6: Final answer
    x = 22,301.79

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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.