Home / 35,470.63-48,914.40-30,107.71

Finding the Fourth Proportional to 35,470.63, 48,914.40 and 30,107.71

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Solution

The fourth proportional to 35,470.63, 48,914.40 and 30,107.71 is: 41,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.63 : 48,914.40 = 30,107.71 : x
  2. Step 2: Convert to fraction form
    35,470.63/48,914.40 = 30,107.71/x
  3. Step 3: Cross multiply
    35,470.63x = 48,914.40 × 30,107.71
  4. Step 4: Simplify right side
    35,470.63x = 1,472,700,570.02
  5. Step 5: Solve for x
    x = 1,472,700,570.02/35,470.63
  6. Step 6: Final answer
    x = 41,518.87

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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.