Home / 27,053.74-37,331.31-15,117.58

Finding the Fourth Proportional to 27,053.74, 37,331.31 and 15,117.58

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Solution

The fourth proportional to 27,053.74, 37,331.31 and 15,117.58 is: 20,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.74 : 37,331.31 = 15,117.58 : x
  2. Step 2: Convert to fraction form
    27,053.74/37,331.31 = 15,117.58/x
  3. Step 3: Cross multiply
    27,053.74x = 37,331.31 × 15,117.58
  4. Step 4: Simplify right side
    27,053.74x = 564,359,065.43
  5. Step 5: Solve for x
    x = 564,359,065.43/27,053.74
  6. Step 6: Final answer
    x = 20,860.67

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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.