Home / 35,619.42-53,432.19-9,324.12

Finding the Fourth Proportional to 35,619.42, 53,432.19 and 9,324.12

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Solution

The fourth proportional to 35,619.42, 53,432.19 and 9,324.12 is: 13,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,619.42 : 53,432.19 = 9,324.12 : x
  2. Step 2: Convert to fraction form
    35,619.42/53,432.19 = 9,324.12/x
  3. Step 3: Cross multiply
    35,619.42x = 53,432.19 × 9,324.12
  4. Step 4: Simplify right side
    35,619.42x = 498,208,151.42
  5. Step 5: Solve for x
    x = 498,208,151.42/35,619.42
  6. Step 6: Final answer
    x = 13,986.98

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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.