Home / 58,007.92-87,018.24-18,555.76

Finding the Fourth Proportional to 58,007.92, 87,018.24 and 18,555.76

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Solution

The fourth proportional to 58,007.92, 87,018.24 and 18,555.76 is: 27,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,007.92 : 87,018.24 = 18,555.76 : x
  2. Step 2: Convert to fraction form
    58,007.92/87,018.24 = 18,555.76/x
  3. Step 3: Cross multiply
    58,007.92x = 87,018.24 × 18,555.76
  4. Step 4: Simplify right side
    58,007.92x = 1,614,689,577.06
  5. Step 5: Solve for x
    x = 1,614,689,577.06/58,007.92
  6. Step 6: Final answer
    x = 27,835.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.