Home / 30,071.06-41,497.02-16,642.88

Finding the Fourth Proportional to 30,071.06, 41,497.02 and 16,642.88

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Solution

The fourth proportional to 30,071.06, 41,497.02 and 16,642.88 is: 22,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071.06 : 41,497.02 = 16,642.88 : x
  2. Step 2: Convert to fraction form
    30,071.06/41,497.02 = 16,642.88/x
  3. Step 3: Cross multiply
    30,071.06x = 41,497.02 × 16,642.88
  4. Step 4: Simplify right side
    30,071.06x = 690,629,924.22
  5. Step 5: Solve for x
    x = 690,629,924.22/30,071.06
  6. Step 6: Final answer
    x = 22,966.60

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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.