Home / 15,622.13-23,435.63-5,089.70

Finding the Fourth Proportional to 15,622.13, 23,435.63 and 5,089.70

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Solution

The fourth proportional to 15,622.13, 23,435.63 and 5,089.70 is: 7,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,622.13 : 23,435.63 = 5,089.70 : x
  2. Step 2: Convert to fraction form
    15,622.13/23,435.63 = 5,089.70/x
  3. Step 3: Cross multiply
    15,622.13x = 23,435.63 × 5,089.70
  4. Step 4: Simplify right side
    15,622.13x = 119,280,357.55
  5. Step 5: Solve for x
    x = 119,280,357.55/15,622.13
  6. Step 6: Final answer
    x = 7,635.34

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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.