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Finding the Fourth Proportional to 14,035.96, 21,053.04 and 5,270.12

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Solution

The fourth proportional to 14,035.96, 21,053.04 and 5,270.12 is: 7,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.96 : 21,053.04 = 5,270.12 : x
  2. Step 2: Convert to fraction form
    14,035.96/21,053.04 = 5,270.12/x
  3. Step 3: Cross multiply
    14,035.96x = 21,053.04 × 5,270.12
  4. Step 4: Simplify right side
    14,035.96x = 110,952,047.16
  5. Step 5: Solve for x
    x = 110,952,047.16/14,035.96
  6. Step 6: Final answer
    x = 7,904.84

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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.