Home / 27,512.08-37,969.02-15,577.52

Finding the Fourth Proportional to 27,512.08, 37,969.02 and 15,577.52

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Solution

The fourth proportional to 27,512.08, 37,969.02 and 15,577.52 is: 21,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.08 : 37,969.02 = 15,577.52 : x
  2. Step 2: Convert to fraction form
    27,512.08/37,969.02 = 15,577.52/x
  3. Step 3: Cross multiply
    27,512.08x = 37,969.02 × 15,577.52
  4. Step 4: Simplify right side
    27,512.08x = 591,463,168.43
  5. Step 5: Solve for x
    x = 591,463,168.43/27,512.08
  6. Step 6: Final answer
    x = 21,498.31

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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.