Home / 35,937.40-53,906.10-18,222.70

Finding the Fourth Proportional to 35,937.40, 53,906.10 and 18,222.70

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Solution

The fourth proportional to 35,937.40, 53,906.10 and 18,222.70 is: 27,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.40 : 53,906.10 = 18,222.70 : x
  2. Step 2: Convert to fraction form
    35,937.40/53,906.10 = 18,222.70/x
  3. Step 3: Cross multiply
    35,937.40x = 53,906.10 × 18,222.70
  4. Step 4: Simplify right side
    35,937.40x = 982,314,688.47
  5. Step 5: Solve for x
    x = 982,314,688.47/35,937.40
  6. Step 6: Final answer
    x = 27,334.05

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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.