Home / 35,369.39-48,809.76-21,222.24

Finding the Fourth Proportional to 35,369.39, 48,809.76 and 21,222.24

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Solution

The fourth proportional to 35,369.39, 48,809.76 and 21,222.24 is: 29,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,369.39 : 48,809.76 = 21,222.24 : x
  2. Step 2: Convert to fraction form
    35,369.39/48,809.76 = 21,222.24/x
  3. Step 3: Cross multiply
    35,369.39x = 48,809.76 × 21,222.24
  4. Step 4: Simplify right side
    35,369.39x = 1,035,852,441.06
  5. Step 5: Solve for x
    x = 1,035,852,441.06/35,369.39
  6. Step 6: Final answer
    x = 29,286.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.