Home / 16,415.24-22,655.04-9,342.32

Finding the Fourth Proportional to 16,415.24, 22,655.04 and 9,342.32

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Solution

The fourth proportional to 16,415.24, 22,655.04 and 9,342.32 is: 12,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,415.24 : 22,655.04 = 9,342.32 : x
  2. Step 2: Convert to fraction form
    16,415.24/22,655.04 = 9,342.32/x
  3. Step 3: Cross multiply
    16,415.24x = 22,655.04 × 9,342.32
  4. Step 4: Simplify right side
    16,415.24x = 211,650,633.29
  5. Step 5: Solve for x
    x = 211,650,633.29/16,415.24
  6. Step 6: Final answer
    x = 12,893.54

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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.