Home / 45,501.73-68,209.39-15,900.28

Finding the Fourth Proportional to 45,501.73, 68,209.39 and 15,900.28

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Solution

The fourth proportional to 45,501.73, 68,209.39 and 15,900.28 is: 23,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.73 : 68,209.39 = 15,900.28 : x
  2. Step 2: Convert to fraction form
    45,501.73/68,209.39 = 15,900.28/x
  3. Step 3: Cross multiply
    45,501.73x = 68,209.39 × 15,900.28
  4. Step 4: Simplify right side
    45,501.73x = 1,084,548,399.63
  5. Step 5: Solve for x
    x = 1,084,548,399.63/45,501.73
  6. Step 6: Final answer
    x = 23,835.32

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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.