Home / 32,175.12-44,403.96-19,431.36

Finding the Fourth Proportional to 32,175.12, 44,403.96 and 19,431.36

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Solution

The fourth proportional to 32,175.12, 44,403.96 and 19,431.36 is: 26,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,175.12 : 44,403.96 = 19,431.36 : x
  2. Step 2: Convert to fraction form
    32,175.12/44,403.96 = 19,431.36/x
  3. Step 3: Cross multiply
    32,175.12x = 44,403.96 × 19,431.36
  4. Step 4: Simplify right side
    32,175.12x = 862,829,332.19
  5. Step 5: Solve for x
    x = 862,829,332.19/32,175.12
  6. Step 6: Final answer
    x = 26,816.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.