Home / 52,110.91-71,913.30-28,237.58

Finding the Fourth Proportional to 52,110.91, 71,913.30 and 28,237.58

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Solution

The fourth proportional to 52,110.91, 71,913.30 and 28,237.58 is: 38,967.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110.91 : 71,913.30 = 28,237.58 : x
  2. Step 2: Convert to fraction form
    52,110.91/71,913.30 = 28,237.58/x
  3. Step 3: Cross multiply
    52,110.91x = 71,913.30 × 28,237.58
  4. Step 4: Simplify right side
    52,110.91x = 2,030,657,202.25
  5. Step 5: Solve for x
    x = 2,030,657,202.25/52,110.91
  6. Step 6: Final answer
    x = 38,967.99

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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.