Home / 14,114.72-21,192.60-10,382.24

Finding the Fourth Proportional to 14,114.72, 21,192.60 and 10,382.24

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Solution

The fourth proportional to 14,114.72, 21,192.60 and 10,382.24 is: 15,588.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.72 : 21,192.60 = 10,382.24 : x
  2. Step 2: Convert to fraction form
    14,114.72/21,192.60 = 10,382.24/x
  3. Step 3: Cross multiply
    14,114.72x = 21,192.60 × 10,382.24
  4. Step 4: Simplify right side
    14,114.72x = 220,026,659.42
  5. Step 5: Solve for x
    x = 220,026,659.42/14,114.72
  6. Step 6: Final answer
    x = 15,588.45

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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.