Home / 50,848.16-70,167.12-28,487.84

Finding the Fourth Proportional to 50,848.16, 70,167.12 and 28,487.84

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Solution

The fourth proportional to 50,848.16, 70,167.12 and 28,487.84 is: 39,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,848.16 : 70,167.12 = 28,487.84 : x
  2. Step 2: Convert to fraction form
    50,848.16/70,167.12 = 28,487.84/x
  3. Step 3: Cross multiply
    50,848.16x = 70,167.12 × 28,487.84
  4. Step 4: Simplify right side
    50,848.16x = 1,998,909,687.82
  5. Step 5: Solve for x
    x = 1,998,909,687.82/50,848.16
  6. Step 6: Final answer
    x = 39,311.35

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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.