Home / 27,060.96-37,342.83-15,124.20

Finding the Fourth Proportional to 27,060.96, 37,342.83 and 15,124.20

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Solution

The fourth proportional to 27,060.96, 37,342.83 and 15,124.20 is: 20,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.96 : 37,342.83 = 15,124.20 : x
  2. Step 2: Convert to fraction form
    27,060.96/37,342.83 = 15,124.20/x
  3. Step 3: Cross multiply
    27,060.96x = 37,342.83 × 15,124.20
  4. Step 4: Simplify right side
    27,060.96x = 564,780,429.49
  5. Step 5: Solve for x
    x = 564,780,429.49/27,060.96
  6. Step 6: Final answer
    x = 20,870.67

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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.