Home / 25,664.10-35,415.99-14,486.10

Finding the Fourth Proportional to 25,664.10, 35,415.99 and 14,486.10

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Solution

The fourth proportional to 25,664.10, 35,415.99 and 14,486.10 is: 19,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.10 : 35,415.99 = 14,486.10 : x
  2. Step 2: Convert to fraction form
    25,664.10/35,415.99 = 14,486.10/x
  3. Step 3: Cross multiply
    25,664.10x = 35,415.99 × 14,486.10
  4. Step 4: Simplify right side
    25,664.10x = 513,039,572.74
  5. Step 5: Solve for x
    x = 513,039,572.74/25,664.10
  6. Step 6: Final answer
    x = 19,990.55

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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.