Home / 52,340.23-72,202.75-30,814.75

Finding the Fourth Proportional to 52,340.23, 72,202.75 and 30,814.75

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Solution

The fourth proportional to 52,340.23, 72,202.75 and 30,814.75 is: 42,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,340.23 : 72,202.75 = 30,814.75 : x
  2. Step 2: Convert to fraction form
    52,340.23/72,202.75 = 30,814.75/x
  3. Step 3: Cross multiply
    52,340.23x = 72,202.75 × 30,814.75
  4. Step 4: Simplify right side
    52,340.23x = 2,224,909,690.56
  5. Step 5: Solve for x
    x = 2,224,909,690.56/52,340.23
  6. Step 6: Final answer
    x = 42,508.60

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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.