Home / 16,209.23-22,370.65-9,040.31

Finding the Fourth Proportional to 16,209.23, 22,370.65 and 9,040.31

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Solution

The fourth proportional to 16,209.23, 22,370.65 and 9,040.31 is: 12,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209.23 : 22,370.65 = 9,040.31 : x
  2. Step 2: Convert to fraction form
    16,209.23/22,370.65 = 9,040.31/x
  3. Step 3: Cross multiply
    16,209.23x = 22,370.65 × 9,040.31
  4. Step 4: Simplify right side
    16,209.23x = 202,237,611.19
  5. Step 5: Solve for x
    x = 202,237,611.19/16,209.23
  6. Step 6: Final answer
    x = 12,476.70

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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.