Home / 30,259.31-45,266.85-27,108.20

Finding the Fourth Proportional to 30,259.31, 45,266.85 and 27,108.20

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Solution

The fourth proportional to 30,259.31, 45,266.85 and 27,108.20 is: 40,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.31 : 45,266.85 = 27,108.20 : x
  2. Step 2: Convert to fraction form
    30,259.31/45,266.85 = 27,108.20/x
  3. Step 3: Cross multiply
    30,259.31x = 45,266.85 × 27,108.20
  4. Step 4: Simplify right side
    30,259.31x = 1,227,102,936.34
  5. Step 5: Solve for x
    x = 1,227,102,936.34/30,259.31
  6. Step 6: Final answer
    x = 40,552.91

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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.