Home / 17,589.65-26,378.40-5,106.29

Finding the Fourth Proportional to 17,589.65, 26,378.40 and 5,106.29

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Solution

The fourth proportional to 17,589.65, 26,378.40 and 5,106.29 is: 7,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,589.65 : 26,378.40 = 5,106.29 : x
  2. Step 2: Convert to fraction form
    17,589.65/26,378.40 = 5,106.29/x
  3. Step 3: Cross multiply
    17,589.65x = 26,378.40 × 5,106.29
  4. Step 4: Simplify right side
    17,589.65x = 134,695,760.14
  5. Step 5: Solve for x
    x = 134,695,760.14/17,589.65
  6. Step 6: Final answer
    x = 7,657.67

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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.