Home / 30,504.07-45,553.10-30,174.20

Finding the Fourth Proportional to 30,504.07, 45,553.10 and 30,174.20

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Solution

The fourth proportional to 30,504.07, 45,553.10 and 30,174.20 is: 45,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504.07 : 45,553.10 = 30,174.20 : x
  2. Step 2: Convert to fraction form
    30,504.07/45,553.10 = 30,174.20/x
  3. Step 3: Cross multiply
    30,504.07x = 45,553.10 × 30,174.20
  4. Step 4: Simplify right side
    30,504.07x = 1,374,528,350.02
  5. Step 5: Solve for x
    x = 1,374,528,350.02/30,504.07
  6. Step 6: Final answer
    x = 45,060.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.