Home / 34,328.16-51,528.96-30,403.80

Finding the Fourth Proportional to 34,328.16, 51,528.96 and 30,403.80

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Solution

The fourth proportional to 34,328.16, 51,528.96 and 30,403.80 is: 45,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,328.16 : 51,528.96 = 30,403.80 : x
  2. Step 2: Convert to fraction form
    34,328.16/51,528.96 = 30,403.80/x
  3. Step 3: Cross multiply
    34,328.16x = 51,528.96 × 30,403.80
  4. Step 4: Simplify right side
    34,328.16x = 1,566,676,194.05
  5. Step 5: Solve for x
    x = 1,566,676,194.05/34,328.16
  6. Step 6: Final answer
    x = 45,638.22

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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.