Home / 16,903.80-25,365.79-9,012.17

Finding the Fourth Proportional to 16,903.80, 25,365.79 and 9,012.17

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Solution

The fourth proportional to 16,903.80, 25,365.79 and 9,012.17 is: 13,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903.80 : 25,365.79 = 9,012.17 : x
  2. Step 2: Convert to fraction form
    16,903.80/25,365.79 = 9,012.17/x
  3. Step 3: Cross multiply
    16,903.80x = 25,365.79 × 9,012.17
  4. Step 4: Simplify right side
    16,903.80x = 228,600,886.34
  5. Step 5: Solve for x
    x = 228,600,886.34/16,903.80
  6. Step 6: Final answer
    x = 13,523.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.