Home / 29,421.73-40,602.77-15,993.88

Finding the Fourth Proportional to 29,421.73, 40,602.77 and 15,993.88

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Solution

The fourth proportional to 29,421.73, 40,602.77 and 15,993.88 is: 22,071.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.73 : 40,602.77 = 15,993.88 : x
  2. Step 2: Convert to fraction form
    29,421.73/40,602.77 = 15,993.88/x
  3. Step 3: Cross multiply
    29,421.73x = 40,602.77 × 15,993.88
  4. Step 4: Simplify right side
    29,421.73x = 649,395,831.05
  5. Step 5: Solve for x
    x = 649,395,831.05/29,421.73
  6. Step 6: Final answer
    x = 22,071.98

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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.