Home / 56,785.61-85,175.33-17,339.64

Finding the Fourth Proportional to 56,785.61, 85,175.33 and 17,339.64

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Solution

The fourth proportional to 56,785.61, 85,175.33 and 17,339.64 is: 26,008.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,785.61 : 85,175.33 = 17,339.64 : x
  2. Step 2: Convert to fraction form
    56,785.61/85,175.33 = 17,339.64/x
  3. Step 3: Cross multiply
    56,785.61x = 85,175.33 × 17,339.64
  4. Step 4: Simplify right side
    56,785.61x = 1,476,909,250.51
  5. Step 5: Solve for x
    x = 1,476,909,250.51/56,785.61
  6. Step 6: Final answer
    x = 26,008.51

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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.