Home / 43,285.14-64,933.29-15,203.16

Finding the Fourth Proportional to 43,285.14, 64,933.29 and 15,203.16

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Solution

The fourth proportional to 43,285.14, 64,933.29 and 15,203.16 is: 22,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,285.14 : 64,933.29 = 15,203.16 : x
  2. Step 2: Convert to fraction form
    43,285.14/64,933.29 = 15,203.16/x
  3. Step 3: Cross multiply
    43,285.14x = 64,933.29 × 15,203.16
  4. Step 4: Simplify right side
    43,285.14x = 987,191,197.20
  5. Step 5: Solve for x
    x = 987,191,197.20/43,285.14
  6. Step 6: Final answer
    x = 22,806.70

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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.