Home / 16,487.30-22,760.36-9,412.36

Finding the Fourth Proportional to 16,487.30, 22,760.36 and 9,412.36

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Solution

The fourth proportional to 16,487.30, 22,760.36 and 9,412.36 is: 12,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.30 : 22,760.36 = 9,412.36 : x
  2. Step 2: Convert to fraction form
    16,487.30/22,760.36 = 9,412.36/x
  3. Step 3: Cross multiply
    16,487.30x = 22,760.36 × 9,412.36
  4. Step 4: Simplify right side
    16,487.30x = 214,228,541.19
  5. Step 5: Solve for x
    x = 214,228,541.19/16,487.30
  6. Step 6: Final answer
    x = 12,993.55

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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.