Home / 39,246.90-54,303.35-34,221.60

Finding the Fourth Proportional to 39,246.90, 54,303.35 and 34,221.60

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Solution

The fourth proportional to 39,246.90, 54,303.35 and 34,221.60 is: 47,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246.90 : 54,303.35 = 34,221.60 : x
  2. Step 2: Convert to fraction form
    39,246.90/54,303.35 = 34,221.60/x
  3. Step 3: Cross multiply
    39,246.90x = 54,303.35 × 34,221.60
  4. Step 4: Simplify right side
    39,246.90x = 1,858,347,351.25
  5. Step 5: Solve for x
    x = 1,858,347,351.25/39,246.90
  6. Step 6: Final answer
    x = 47,350.17

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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.