Home / 27,402.48-37,793.52-18,444.24

Finding the Fourth Proportional to 27,402.48, 37,793.52 and 18,444.24

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Solution

The fourth proportional to 27,402.48, 37,793.52 and 18,444.24 is: 25,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,402.48 : 37,793.52 = 18,444.24 : x
  2. Step 2: Convert to fraction form
    27,402.48/37,793.52 = 18,444.24/x
  3. Step 3: Cross multiply
    27,402.48x = 37,793.52 × 18,444.24
  4. Step 4: Simplify right side
    27,402.48x = 697,072,753.32
  5. Step 5: Solve for x
    x = 697,072,753.32/27,402.48
  6. Step 6: Final answer
    x = 25,438.31

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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.