Home / 50,864.64-70,192.98-28,508.64

Finding the Fourth Proportional to 50,864.64, 70,192.98 and 28,508.64

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Solution

The fourth proportional to 50,864.64, 70,192.98 and 28,508.64 is: 39,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,864.64 : 70,192.98 = 28,508.64 : x
  2. Step 2: Convert to fraction form
    50,864.64/70,192.98 = 28,508.64/x
  3. Step 3: Cross multiply
    50,864.64x = 70,192.98 × 28,508.64
  4. Step 4: Simplify right side
    50,864.64x = 2,001,106,397.35
  5. Step 5: Solve for x
    x = 2,001,106,397.35/50,864.64
  6. Step 6: Final answer
    x = 39,341.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.