Home / 25,406.82-35,065.80-14,649.74

Finding the Fourth Proportional to 25,406.82, 35,065.80 and 14,649.74

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Solution

The fourth proportional to 25,406.82, 35,065.80 and 14,649.74 is: 20,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.82 : 35,065.80 = 14,649.74 : x
  2. Step 2: Convert to fraction form
    25,406.82/35,065.80 = 14,649.74/x
  3. Step 3: Cross multiply
    25,406.82x = 35,065.80 × 14,649.74
  4. Step 4: Simplify right side
    25,406.82x = 513,704,903.93
  5. Step 5: Solve for x
    x = 513,704,903.93/25,406.82
  6. Step 6: Final answer
    x = 20,219.18

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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.