Home / 45,284.20-62,489.19-25,140.10

Finding the Fourth Proportional to 45,284.20, 62,489.19 and 25,140.10

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Solution

The fourth proportional to 45,284.20, 62,489.19 and 25,140.10 is: 34,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,284.20 : 62,489.19 = 25,140.10 : x
  2. Step 2: Convert to fraction form
    45,284.20/62,489.19 = 25,140.10/x
  3. Step 3: Cross multiply
    45,284.20x = 62,489.19 × 25,140.10
  4. Step 4: Simplify right side
    45,284.20x = 1,570,984,485.52
  5. Step 5: Solve for x
    x = 1,570,984,485.52/45,284.20
  6. Step 6: Final answer
    x = 34,691.67

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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.