Home / 39,328.24-54,256.86-22,328.80

Finding the Fourth Proportional to 39,328.24, 54,256.86 and 22,328.80

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Solution

The fourth proportional to 39,328.24, 54,256.86 and 22,328.80 is: 30,804.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,328.24 : 54,256.86 = 22,328.80 : x
  2. Step 2: Convert to fraction form
    39,328.24/54,256.86 = 22,328.80/x
  3. Step 3: Cross multiply
    39,328.24x = 54,256.86 × 22,328.80
  4. Step 4: Simplify right side
    39,328.24x = 1,211,490,575.57
  5. Step 5: Solve for x
    x = 1,211,490,575.57/39,328.24
  6. Step 6: Final answer
    x = 30,804.60

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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.