Home / 31,254.48-43,128.18-17,825.04

Finding the Fourth Proportional to 31,254.48, 43,128.18 and 17,825.04

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Solution

The fourth proportional to 31,254.48, 43,128.18 and 17,825.04 is: 24,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.48 : 43,128.18 = 17,825.04 : x
  2. Step 2: Convert to fraction form
    31,254.48/43,128.18 = 17,825.04/x
  3. Step 3: Cross multiply
    31,254.48x = 43,128.18 × 17,825.04
  4. Step 4: Simplify right side
    31,254.48x = 768,761,533.63
  5. Step 5: Solve for x
    x = 768,761,533.63/31,254.48
  6. Step 6: Final answer
    x = 24,596.84

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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.