Home / 19,589.37-29,371.02-10,107.60

Finding the Fourth Proportional to 19,589.37, 29,371.02 and 10,107.60

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Solution

The fourth proportional to 19,589.37, 29,371.02 and 10,107.60 is: 15,154.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.37 : 29,371.02 = 10,107.60 : x
  2. Step 2: Convert to fraction form
    19,589.37/29,371.02 = 10,107.60/x
  3. Step 3: Cross multiply
    19,589.37x = 29,371.02 × 10,107.60
  4. Step 4: Simplify right side
    19,589.37x = 296,870,521.75
  5. Step 5: Solve for x
    x = 296,870,521.75/19,589.37
  6. Step 6: Final answer
    x = 15,154.67

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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.