Home / 27,517.34-37,973.72-15,580.58

Finding the Fourth Proportional to 27,517.34, 37,973.72 and 15,580.58

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Solution

The fourth proportional to 27,517.34, 37,973.72 and 15,580.58 is: 21,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.34 : 37,973.72 = 15,580.58 : x
  2. Step 2: Convert to fraction form
    27,517.34/37,973.72 = 15,580.58/x
  3. Step 3: Cross multiply
    27,517.34x = 37,973.72 × 15,580.58
  4. Step 4: Simplify right side
    27,517.34x = 591,652,314.59
  5. Step 5: Solve for x
    x = 591,652,314.59/27,517.34
  6. Step 6: Final answer
    x = 21,501.08

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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.