Home / 25,668.48-35,420.94-14,911.68

Finding the Fourth Proportional to 25,668.48, 35,420.94 and 14,911.68

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Solution

The fourth proportional to 25,668.48, 35,420.94 and 14,911.68 is: 20,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.48 : 35,420.94 = 14,911.68 : x
  2. Step 2: Convert to fraction form
    25,668.48/35,420.94 = 14,911.68/x
  3. Step 3: Cross multiply
    25,668.48x = 35,420.94 × 14,911.68
  4. Step 4: Simplify right side
    25,668.48x = 528,185,722.58
  5. Step 5: Solve for x
    x = 528,185,722.58/25,668.48
  6. Step 6: Final answer
    x = 20,577.21

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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.