Home / 53,892.83-80,767.60-28,587.13

Finding the Fourth Proportional to 53,892.83, 80,767.60 and 28,587.13

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Solution

The fourth proportional to 53,892.83, 80,767.60 and 28,587.13 is: 42,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892.83 : 80,767.60 = 28,587.13 : x
  2. Step 2: Convert to fraction form
    53,892.83/80,767.60 = 28,587.13/x
  3. Step 3: Cross multiply
    53,892.83x = 80,767.60 × 28,587.13
  4. Step 4: Simplify right side
    53,892.83x = 2,308,913,880.99
  5. Step 5: Solve for x
    x = 2,308,913,880.99/53,892.83
  6. Step 6: Final answer
    x = 42,842.69

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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.