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Finding the Fourth Proportional to 35,674.96, 53,499.80 and 10,369.20

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Solution

The fourth proportional to 35,674.96, 53,499.80 and 10,369.20 is: 15,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.96 : 53,499.80 = 10,369.20 : x
  2. Step 2: Convert to fraction form
    35,674.96/53,499.80 = 10,369.20/x
  3. Step 3: Cross multiply
    35,674.96x = 53,499.80 × 10,369.20
  4. Step 4: Simplify right side
    35,674.96x = 554,750,126.16
  5. Step 5: Solve for x
    x = 554,750,126.16/35,674.96
  6. Step 6: Final answer
    x = 15,550.13

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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.