Home / 34,968.81-48,263.21-20,627.76

Finding the Fourth Proportional to 34,968.81, 48,263.21 and 20,627.76

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Solution

The fourth proportional to 34,968.81, 48,263.21 and 20,627.76 is: 28,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,968.81 : 48,263.21 = 20,627.76 : x
  2. Step 2: Convert to fraction form
    34,968.81/48,263.21 = 20,627.76/x
  3. Step 3: Cross multiply
    34,968.81x = 48,263.21 × 20,627.76
  4. Step 4: Simplify right side
    34,968.81x = 995,562,067.91
  5. Step 5: Solve for x
    x = 995,562,067.91/34,968.81
  6. Step 6: Final answer
    x = 28,470.00

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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.