Home / 16,609.48-22,920.80-9,055.87

Finding the Fourth Proportional to 16,609.48, 22,920.80 and 9,055.87

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Solution

The fourth proportional to 16,609.48, 22,920.80 and 9,055.87 is: 12,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609.48 : 22,920.80 = 9,055.87 : x
  2. Step 2: Convert to fraction form
    16,609.48/22,920.80 = 9,055.87/x
  3. Step 3: Cross multiply
    16,609.48x = 22,920.80 × 9,055.87
  4. Step 4: Simplify right side
    16,609.48x = 207,567,682.51
  5. Step 5: Solve for x
    x = 207,567,682.51/16,609.48
  6. Step 6: Final answer
    x = 12,496.94

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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.