Home / 16,248.79-22,415.09-9,873.69

Finding the Fourth Proportional to 16,248.79, 22,415.09 and 9,873.69

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Solution

The fourth proportional to 16,248.79, 22,415.09 and 9,873.69 is: 13,620.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.79 : 22,415.09 = 9,873.69 : x
  2. Step 2: Convert to fraction form
    16,248.79/22,415.09 = 9,873.69/x
  3. Step 3: Cross multiply
    16,248.79x = 22,415.09 × 9,873.69
  4. Step 4: Simplify right side
    16,248.79x = 221,319,649.98
  5. Step 5: Solve for x
    x = 221,319,649.98/16,248.79
  6. Step 6: Final answer
    x = 13,620.68

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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.