Home / 16,957.48-25,426.48-15,979

Finding the Fourth Proportional to 16,957.48, 25,426.48 and 15,979

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Solution

The fourth proportional to 16,957.48, 25,426.48 and 15,979 is: 23,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.48 : 25,426.48 = 15,979 : x
  2. Step 2: Convert to fraction form
    16,957.48/25,426.48 = 15,979/x
  3. Step 3: Cross multiply
    16,957.48x = 25,426.48 × 15,979
  4. Step 4: Simplify right side
    16,957.48x = 406,289,723.92
  5. Step 5: Solve for x
    x = 406,289,723.92/16,957.48
  6. Step 6: Final answer
    x = 23,959.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.