Home / 44,135.38-66,203.08-12,970.62

Finding the Fourth Proportional to 44,135.38, 66,203.08 and 12,970.62

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Solution

The fourth proportional to 44,135.38, 66,203.08 and 12,970.62 is: 19,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,135.38 : 66,203.08 = 12,970.62 : x
  2. Step 2: Convert to fraction form
    44,135.38/66,203.08 = 12,970.62/x
  3. Step 3: Cross multiply
    44,135.38x = 66,203.08 × 12,970.62
  4. Step 4: Simplify right side
    44,135.38x = 858,694,993.51
  5. Step 5: Solve for x
    x = 858,694,993.51/44,135.38
  6. Step 6: Final answer
    x = 19,455.93

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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.