Home / 35,490.17-53,270.48-18,850.34

Finding the Fourth Proportional to 35,490.17, 53,270.48 and 18,850.34

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Solution

The fourth proportional to 35,490.17, 53,270.48 and 18,850.34 is: 28,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.17 : 53,270.48 = 18,850.34 : x
  2. Step 2: Convert to fraction form
    35,490.17/53,270.48 = 18,850.34/x
  3. Step 3: Cross multiply
    35,490.17x = 53,270.48 × 18,850.34
  4. Step 4: Simplify right side
    35,490.17x = 1,004,166,659.96
  5. Step 5: Solve for x
    x = 1,004,166,659.96/35,490.17
  6. Step 6: Final answer
    x = 28,294.22

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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.