Home / 30,545.13-45,755.04-18,027.27

Finding the Fourth Proportional to 30,545.13, 45,755.04 and 18,027.27

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Solution

The fourth proportional to 30,545.13, 45,755.04 and 18,027.27 is: 27,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,545.13 : 45,755.04 = 18,027.27 : x
  2. Step 2: Convert to fraction form
    30,545.13/45,755.04 = 18,027.27/x
  3. Step 3: Cross multiply
    30,545.13x = 45,755.04 × 18,027.27
  4. Step 4: Simplify right side
    30,545.13x = 824,838,459.94
  5. Step 5: Solve for x
    x = 824,838,459.94/30,545.13
  6. Step 6: Final answer
    x = 27,003.93

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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.