Home / 44,622.72-66,934.56-13,458.24

Finding the Fourth Proportional to 44,622.72, 66,934.56 and 13,458.24

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Solution

The fourth proportional to 44,622.72, 66,934.56 and 13,458.24 is: 20,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,622.72 : 66,934.56 = 13,458.24 : x
  2. Step 2: Convert to fraction form
    44,622.72/66,934.56 = 13,458.24/x
  3. Step 3: Cross multiply
    44,622.72x = 66,934.56 × 13,458.24
  4. Step 4: Simplify right side
    44,622.72x = 900,821,372.77
  5. Step 5: Solve for x
    x = 900,821,372.77/44,622.72
  6. Step 6: Final answer
    x = 20,187.50

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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.