Home / 16,729.84-23,086.88-9,176.32

Finding the Fourth Proportional to 16,729.84, 23,086.88 and 9,176.32

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Solution

The fourth proportional to 16,729.84, 23,086.88 and 9,176.32 is: 12,663.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.84 : 23,086.88 = 9,176.32 : x
  2. Step 2: Convert to fraction form
    16,729.84/23,086.88 = 9,176.32/x
  3. Step 3: Cross multiply
    16,729.84x = 23,086.88 × 9,176.32
  4. Step 4: Simplify right side
    16,729.84x = 211,852,598.68
  5. Step 5: Solve for x
    x = 211,852,598.68/16,729.84
  6. Step 6: Final answer
    x = 12,663.16

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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.