Home / 17,635.92-26,455.59-5,155.67

Finding the Fourth Proportional to 17,635.92, 26,455.59 and 5,155.67

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Solution

The fourth proportional to 17,635.92, 26,455.59 and 5,155.67 is: 7,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,635.92 : 26,455.59 = 5,155.67 : x
  2. Step 2: Convert to fraction form
    17,635.92/26,455.59 = 5,155.67/x
  3. Step 3: Cross multiply
    17,635.92x = 26,455.59 × 5,155.67
  4. Step 4: Simplify right side
    17,635.92x = 136,396,159.42
  5. Step 5: Solve for x
    x = 136,396,159.42/17,635.92
  6. Step 6: Final answer
    x = 7,734.00

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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.