Home / 25,378.08-35,021.97-14,200.08

Finding the Fourth Proportional to 25,378.08, 35,021.97 and 14,200.08

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Solution

The fourth proportional to 25,378.08, 35,021.97 and 14,200.08 is: 19,596.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.08 : 35,021.97 = 14,200.08 : x
  2. Step 2: Convert to fraction form
    25,378.08/35,021.97 = 14,200.08/x
  3. Step 3: Cross multiply
    25,378.08x = 35,021.97 × 14,200.08
  4. Step 4: Simplify right side
    25,378.08x = 497,314,775.76
  5. Step 5: Solve for x
    x = 497,314,775.76/25,378.08
  6. Step 6: Final answer
    x = 19,596.23

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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.