Home / 16,347.77-22,554.13-10,685.79

Finding the Fourth Proportional to 16,347.77, 22,554.13 and 10,685.79

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Solution

The fourth proportional to 16,347.77, 22,554.13 and 10,685.79 is: 14,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347.77 : 22,554.13 = 10,685.79 : x
  2. Step 2: Convert to fraction form
    16,347.77/22,554.13 = 10,685.79/x
  3. Step 3: Cross multiply
    16,347.77x = 22,554.13 × 10,685.79
  4. Step 4: Simplify right side
    16,347.77x = 241,008,690.13
  5. Step 5: Solve for x
    x = 241,008,690.13/16,347.77
  6. Step 6: Final answer
    x = 14,742.60

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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.