Home / 25,447.45-35,113.65-14,544.80

Finding the Fourth Proportional to 25,447.45, 35,113.65 and 14,544.80

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Solution

The fourth proportional to 25,447.45, 35,113.65 and 14,544.80 is: 20,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.45 : 35,113.65 = 14,544.80 : x
  2. Step 2: Convert to fraction form
    25,447.45/35,113.65 = 14,544.80/x
  3. Step 3: Cross multiply
    25,447.45x = 35,113.65 × 14,544.80
  4. Step 4: Simplify right side
    25,447.45x = 510,721,016.52
  5. Step 5: Solve for x
    x = 510,721,016.52/25,447.45
  6. Step 6: Final answer
    x = 20,069.64

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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.