Home / 30,595.15-45,909.45-11,875.93

Finding the Fourth Proportional to 30,595.15, 45,909.45 and 11,875.93

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Solution

The fourth proportional to 30,595.15, 45,909.45 and 11,875.93 is: 17,820.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.15 : 45,909.45 = 11,875.93 : x
  2. Step 2: Convert to fraction form
    30,595.15/45,909.45 = 11,875.93/x
  3. Step 3: Cross multiply
    30,595.15x = 45,909.45 × 11,875.93
  4. Step 4: Simplify right side
    30,595.15x = 545,217,414.54
  5. Step 5: Solve for x
    x = 545,217,414.54/30,595.15
  6. Step 6: Final answer
    x = 17,820.39

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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.