Home / 16,948.02-23,383.14-10,986.72

Finding the Fourth Proportional to 16,948.02, 23,383.14 and 10,986.72

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Solution

The fourth proportional to 16,948.02, 23,383.14 and 10,986.72 is: 15,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.02 : 23,383.14 = 10,986.72 : x
  2. Step 2: Convert to fraction form
    16,948.02/23,383.14 = 10,986.72/x
  3. Step 3: Cross multiply
    16,948.02x = 23,383.14 × 10,986.72
  4. Step 4: Simplify right side
    16,948.02x = 256,904,011.90
  5. Step 5: Solve for x
    x = 256,904,011.90/16,948.02
  6. Step 6: Final answer
    x = 15,158.35

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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.