Home / 39,267.72-54,209.52-30,295.08

Finding the Fourth Proportional to 39,267.72, 54,209.52 and 30,295.08

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Solution

The fourth proportional to 39,267.72, 54,209.52 and 30,295.08 is: 41,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,267.72 : 54,209.52 = 30,295.08 : x
  2. Step 2: Convert to fraction form
    39,267.72/54,209.52 = 30,295.08/x
  3. Step 3: Cross multiply
    39,267.72x = 54,209.52 × 30,295.08
  4. Step 4: Simplify right side
    39,267.72x = 1,642,281,745.16
  5. Step 5: Solve for x
    x = 1,642,281,745.16/39,267.72
  6. Step 6: Final answer
    x = 41,822.69

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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.