Home / 31,581.09-43,582.26-17,433.93

Finding the Fourth Proportional to 31,581.09, 43,582.26 and 17,433.93

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Solution

The fourth proportional to 31,581.09, 43,582.26 and 17,433.93 is: 24,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581.09 : 43,582.26 = 17,433.93 : x
  2. Step 2: Convert to fraction form
    31,581.09/43,582.26 = 17,433.93/x
  3. Step 3: Cross multiply
    31,581.09x = 43,582.26 × 17,433.93
  4. Step 4: Simplify right side
    31,581.09x = 759,810,070.08
  5. Step 5: Solve for x
    x = 759,810,070.08/31,581.09
  6. Step 6: Final answer
    x = 24,059.02

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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.