Home / 27,102.02-37,402.62-15,164.70

Finding the Fourth Proportional to 27,102.02, 37,402.62 and 15,164.70

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Solution

The fourth proportional to 27,102.02, 37,402.62 and 15,164.70 is: 20,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,102.02 : 37,402.62 = 15,164.70 : x
  2. Step 2: Convert to fraction form
    27,102.02/37,402.62 = 15,164.70/x
  3. Step 3: Cross multiply
    27,102.02x = 37,402.62 × 15,164.70
  4. Step 4: Simplify right side
    27,102.02x = 567,199,511.51
  5. Step 5: Solve for x
    x = 567,199,511.51/27,102.02
  6. Step 6: Final answer
    x = 20,928.31

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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.