Home / 35,381.22-48,838.08-21,960.33

Finding the Fourth Proportional to 35,381.22, 48,838.08 and 21,960.33

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Solution

The fourth proportional to 35,381.22, 48,838.08 and 21,960.33 is: 30,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,381.22 : 48,838.08 = 21,960.33 : x
  2. Step 2: Convert to fraction form
    35,381.22/48,838.08 = 21,960.33/x
  3. Step 3: Cross multiply
    35,381.22x = 48,838.08 × 21,960.33
  4. Step 4: Simplify right side
    35,381.22x = 1,072,500,353.37
  5. Step 5: Solve for x
    x = 1,072,500,353.37/35,381.22
  6. Step 6: Final answer
    x = 30,312.70

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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.