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Finding the Fourth Proportional to 35,221.11, 52,831.67 and 8,925.99

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Solution

The fourth proportional to 35,221.11, 52,831.67 and 8,925.99 is: 13,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.11 : 52,831.67 = 8,925.99 : x
  2. Step 2: Convert to fraction form
    35,221.11/52,831.67 = 8,925.99/x
  3. Step 3: Cross multiply
    35,221.11x = 52,831.67 × 8,925.99
  4. Step 4: Simplify right side
    35,221.11x = 471,574,913.47
  5. Step 5: Solve for x
    x = 471,574,913.47/35,221.11
  6. Step 6: Final answer
    x = 13,388.99

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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.