Home / 31,758.86-43,829.44-17,613.02

Finding the Fourth Proportional to 31,758.86, 43,829.44 and 17,613.02

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Solution

The fourth proportional to 31,758.86, 43,829.44 and 17,613.02 is: 24,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,758.86 : 43,829.44 = 17,613.02 : x
  2. Step 2: Convert to fraction form
    31,758.86/43,829.44 = 17,613.02/x
  3. Step 3: Cross multiply
    31,758.86x = 43,829.44 × 17,613.02
  4. Step 4: Simplify right side
    31,758.86x = 771,968,803.31
  5. Step 5: Solve for x
    x = 771,968,803.31/31,758.86
  6. Step 6: Final answer
    x = 24,307.20

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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.