Home / 30,034.40-45,088.65-28,484.46

Finding the Fourth Proportional to 30,034.40, 45,088.65 and 28,484.46

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Solution

The fourth proportional to 30,034.40, 45,088.65 and 28,484.46 is: 42,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.40 : 45,088.65 = 28,484.46 : x
  2. Step 2: Convert to fraction form
    30,034.40/45,088.65 = 28,484.46/x
  3. Step 3: Cross multiply
    30,034.40x = 45,088.65 × 28,484.46
  4. Step 4: Simplify right side
    30,034.40x = 1,284,325,847.38
  5. Step 5: Solve for x
    x = 1,284,325,847.38/30,034.40
  6. Step 6: Final answer
    x = 42,761.84

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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.