Home / 39,048.40-53,894.08-22,281.44

Finding the Fourth Proportional to 39,048.40, 53,894.08 and 22,281.44

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Solution

The fourth proportional to 39,048.40, 53,894.08 and 22,281.44 is: 30,752.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,048.40 : 53,894.08 = 22,281.44 : x
  2. Step 2: Convert to fraction form
    39,048.40/53,894.08 = 22,281.44/x
  3. Step 3: Cross multiply
    39,048.40x = 53,894.08 × 22,281.44
  4. Step 4: Simplify right side
    39,048.40x = 1,200,837,709.88
  5. Step 5: Solve for x
    x = 1,200,837,709.88/39,048.40
  6. Step 6: Final answer
    x = 30,752.55

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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.