Home / 25,619.46-35,354.70-14,289.08

Finding the Fourth Proportional to 25,619.46, 35,354.70 and 14,289.08

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Solution

The fourth proportional to 25,619.46, 35,354.70 and 14,289.08 is: 19,718.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.46 : 35,354.70 = 14,289.08 : x
  2. Step 2: Convert to fraction form
    25,619.46/35,354.70 = 14,289.08/x
  3. Step 3: Cross multiply
    25,619.46x = 35,354.70 × 14,289.08
  4. Step 4: Simplify right side
    25,619.46x = 505,186,136.68
  5. Step 5: Solve for x
    x = 505,186,136.68/25,619.46
  6. Step 6: Final answer
    x = 19,718.84

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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.