Home / 25,845.09-35,668.12-14,515.25

Finding the Fourth Proportional to 25,845.09, 35,668.12 and 14,515.25

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Solution

The fourth proportional to 25,845.09, 35,668.12 and 14,515.25 is: 20,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.09 : 35,668.12 = 14,515.25 : x
  2. Step 2: Convert to fraction form
    25,845.09/35,668.12 = 14,515.25/x
  3. Step 3: Cross multiply
    25,845.09x = 35,668.12 × 14,515.25
  4. Step 4: Simplify right side
    25,845.09x = 517,731,678.83
  5. Step 5: Solve for x
    x = 517,731,678.83/25,845.09
  6. Step 6: Final answer
    x = 20,032.11

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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.