Home / 52,612.20-72,606.60-28,741.10

Finding the Fourth Proportional to 52,612.20, 72,606.60 and 28,741.10

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Solution

The fourth proportional to 52,612.20, 72,606.60 and 28,741.10 is: 39,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612.20 : 72,606.60 = 28,741.10 : x
  2. Step 2: Convert to fraction form
    52,612.20/72,606.60 = 28,741.10/x
  3. Step 3: Cross multiply
    52,612.20x = 72,606.60 × 28,741.10
  4. Step 4: Simplify right side
    52,612.20x = 2,086,793,188.23
  5. Step 5: Solve for x
    x = 2,086,793,188.23/52,612.20
  6. Step 6: Final answer
    x = 39,663.67

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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.