Home / 15,435.72-23,150.34-5,045.04

Finding the Fourth Proportional to 15,435.72, 23,150.34 and 5,045.04

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Solution

The fourth proportional to 15,435.72, 23,150.34 and 5,045.04 is: 7,566.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.72 : 23,150.34 = 5,045.04 : x
  2. Step 2: Convert to fraction form
    15,435.72/23,150.34 = 5,045.04/x
  3. Step 3: Cross multiply
    15,435.72x = 23,150.34 × 5,045.04
  4. Step 4: Simplify right side
    15,435.72x = 116,794,391.31
  5. Step 5: Solve for x
    x = 116,794,391.31/15,435.72
  6. Step 6: Final answer
    x = 7,566.50

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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.