Home / 60,272.84-90,346.46-20,262.12

Finding the Fourth Proportional to 60,272.84, 90,346.46 and 20,262.12

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Solution

The fourth proportional to 60,272.84, 90,346.46 and 20,262.12 is: 30,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,272.84 : 90,346.46 = 20,262.12 : x
  2. Step 2: Convert to fraction form
    60,272.84/90,346.46 = 20,262.12/x
  3. Step 3: Cross multiply
    60,272.84x = 90,346.46 × 20,262.12
  4. Step 4: Simplify right side
    60,272.84x = 1,830,610,814.10
  5. Step 5: Solve for x
    x = 1,830,610,814.10/60,272.84
  6. Step 6: Final answer
    x = 30,372.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.