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Finding the Fourth Proportional to 14,041.01, 21,017.48 and 7,707.22

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Solution

The fourth proportional to 14,041.01, 21,017.48 and 7,707.22 is: 11,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.01 : 21,017.48 = 7,707.22 : x
  2. Step 2: Convert to fraction form
    14,041.01/21,017.48 = 7,707.22/x
  3. Step 3: Cross multiply
    14,041.01x = 21,017.48 × 7,707.22
  4. Step 4: Simplify right side
    14,041.01x = 161,986,251.13
  5. Step 5: Solve for x
    x = 161,986,251.13/14,041.01
  6. Step 6: Final answer
    x = 11,536.65

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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.