Home / 12,039.48-16,623.36-7,793.10

Finding the Fourth Proportional to 12,039.48, 16,623.36 and 7,793.10

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Solution

The fourth proportional to 12,039.48, 16,623.36 and 7,793.10 is: 10,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.48 : 16,623.36 = 7,793.10 : x
  2. Step 2: Convert to fraction form
    12,039.48/16,623.36 = 7,793.10/x
  3. Step 3: Cross multiply
    12,039.48x = 16,623.36 × 7,793.10
  4. Step 4: Simplify right side
    12,039.48x = 129,547,506.82
  5. Step 5: Solve for x
    x = 129,547,506.82/12,039.48
  6. Step 6: Final answer
    x = 10,760.22

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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.