Home / 53,324.56-80,035.34-28,385.72

Finding the Fourth Proportional to 53,324.56, 80,035.34 and 28,385.72

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Solution

The fourth proportional to 53,324.56, 80,035.34 and 28,385.72 is: 42,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,324.56 : 80,035.34 = 28,385.72 : x
  2. Step 2: Convert to fraction form
    53,324.56/80,035.34 = 28,385.72/x
  3. Step 3: Cross multiply
    53,324.56x = 80,035.34 × 28,385.72
  4. Step 4: Simplify right side
    53,324.56x = 2,271,860,751.34
  5. Step 5: Solve for x
    x = 2,271,860,751.34/53,324.56
  6. Step 6: Final answer
    x = 42,604.40

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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.