Home / 16,822.72-23,215.36-9,753.24

Finding the Fourth Proportional to 16,822.72, 23,215.36 and 9,753.24

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Solution

The fourth proportional to 16,822.72, 23,215.36 and 9,753.24 is: 13,459.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.72 : 23,215.36 = 9,753.24 : x
  2. Step 2: Convert to fraction form
    16,822.72/23,215.36 = 9,753.24/x
  3. Step 3: Cross multiply
    16,822.72x = 23,215.36 × 9,753.24
  4. Step 4: Simplify right side
    16,822.72x = 226,424,977.77
  5. Step 5: Solve for x
    x = 226,424,977.77/16,822.72
  6. Step 6: Final answer
    x = 13,459.47

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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.