Home / 16,871.12-23,274.36-10,904.70

Finding the Fourth Proportional to 16,871.12, 23,274.36 and 10,904.70

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Solution

The fourth proportional to 16,871.12, 23,274.36 and 10,904.70 is: 15,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.12 : 23,274.36 = 10,904.70 : x
  2. Step 2: Convert to fraction form
    16,871.12/23,274.36 = 10,904.70/x
  3. Step 3: Cross multiply
    16,871.12x = 23,274.36 × 10,904.70
  4. Step 4: Simplify right side
    16,871.12x = 253,799,913.49
  5. Step 5: Solve for x
    x = 253,799,913.49/16,871.12
  6. Step 6: Final answer
    x = 15,043.46

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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.