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Finding the Fourth Proportional to 35,708.55, 53,562.67 and 9,054.79

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Solution

The fourth proportional to 35,708.55, 53,562.67 and 9,054.79 is: 13,582.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708.55 : 53,562.67 = 9,054.79 : x
  2. Step 2: Convert to fraction form
    35,708.55/53,562.67 = 9,054.79/x
  3. Step 3: Cross multiply
    35,708.55x = 53,562.67 × 9,054.79
  4. Step 4: Simplify right side
    35,708.55x = 484,998,572.15
  5. Step 5: Solve for x
    x = 484,998,572.15/35,708.55
  6. Step 6: Final answer
    x = 13,582.14

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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.