Home / 17,294.23-23,710.47-16,979.00

Finding the Fourth Proportional to 17,294.23, 23,710.47 and 16,979.00

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Solution

The fourth proportional to 17,294.23, 23,710.47 and 16,979.00 is: 23,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,294.23 : 23,710.47 = 16,979.00 : x
  2. Step 2: Convert to fraction form
    17,294.23/23,710.47 = 16,979.00/x
  3. Step 3: Cross multiply
    17,294.23x = 23,710.47 × 16,979.00
  4. Step 4: Simplify right side
    17,294.23x = 402,579,887.91
  5. Step 5: Solve for x
    x = 402,579,887.91/17,294.23
  6. Step 6: Final answer
    x = 23,278.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.