Home / 27,048.79-37,341.80-18,111.52

Finding the Fourth Proportional to 27,048.79, 37,341.80 and 18,111.52

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Solution

The fourth proportional to 27,048.79, 37,341.80 and 18,111.52 is: 25,003.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.79 : 37,341.80 = 18,111.52 : x
  2. Step 2: Convert to fraction form
    27,048.79/37,341.80 = 18,111.52/x
  3. Step 3: Cross multiply
    27,048.79x = 37,341.80 × 18,111.52
  4. Step 4: Simplify right side
    27,048.79x = 676,316,757.54
  5. Step 5: Solve for x
    x = 676,316,757.54/27,048.79
  6. Step 6: Final answer
    x = 25,003.59

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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.