Home / 50,777.62-70,073.40-28,117.32

Finding the Fourth Proportional to 50,777.62, 70,073.40 and 28,117.32

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Solution

The fourth proportional to 50,777.62, 70,073.40 and 28,117.32 is: 38,802.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,777.62 : 70,073.40 = 28,117.32 : x
  2. Step 2: Convert to fraction form
    50,777.62/70,073.40 = 28,117.32/x
  3. Step 3: Cross multiply
    50,777.62x = 70,073.40 × 28,117.32
  4. Step 4: Simplify right side
    50,777.62x = 1,970,276,211.29
  5. Step 5: Solve for x
    x = 1,970,276,211.29/50,777.62
  6. Step 6: Final answer
    x = 38,802.06

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1.5x scale

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.