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Finding the Fourth Proportional to 50,894.93, 70,234.93 and 28,237.35

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Solution

The fourth proportional to 50,894.93, 70,234.93 and 28,237.35 is: 38,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,894.93 : 70,234.93 = 28,237.35 : x
  2. Step 2: Convert to fraction form
    50,894.93/70,234.93 = 28,237.35/x
  3. Step 3: Cross multiply
    50,894.93x = 70,234.93 × 28,237.35
  4. Step 4: Simplify right side
    50,894.93x = 1,983,248,300.64
  5. Step 5: Solve for x
    x = 1,983,248,300.64/50,894.93
  6. Step 6: Final answer
    x = 38,967.50

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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.