Home / 13,962.29-19,269.47-7,995.92

Finding the Fourth Proportional to 13,962.29, 19,269.47 and 7,995.92

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Solution

The fourth proportional to 13,962.29, 19,269.47 and 7,995.92 is: 11,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.29 : 19,269.47 = 7,995.92 : x
  2. Step 2: Convert to fraction form
    13,962.29/19,269.47 = 7,995.92/x
  3. Step 3: Cross multiply
    13,962.29x = 19,269.47 × 7,995.92
  4. Step 4: Simplify right side
    13,962.29x = 154,077,064.20
  5. Step 5: Solve for x
    x = 154,077,064.20/13,962.29
  6. Step 6: Final answer
    x = 11,035.23

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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.