Home / 25,619.10-35,354.56-14,288.22

Finding the Fourth Proportional to 25,619.10, 35,354.56 and 14,288.22

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Solution

The fourth proportional to 25,619.10, 35,354.56 and 14,288.22 is: 19,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.10 : 35,354.56 = 14,288.22 : x
  2. Step 2: Convert to fraction form
    25,619.10/35,354.56 = 14,288.22/x
  3. Step 3: Cross multiply
    25,619.10x = 35,354.56 × 14,288.22
  4. Step 4: Simplify right side
    25,619.10x = 505,153,518.79
  5. Step 5: Solve for x
    x = 505,153,518.79/25,619.10
  6. Step 6: Final answer
    x = 19,717.85

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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.