Home / 13,225.45-19,838.65-4,460.44

Finding the Fourth Proportional to 13,225.45, 19,838.65 and 4,460.44

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Solution

The fourth proportional to 13,225.45, 19,838.65 and 4,460.44 is: 6,690.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.45 : 19,838.65 = 4,460.44 : x
  2. Step 2: Convert to fraction form
    13,225.45/19,838.65 = 4,460.44/x
  3. Step 3: Cross multiply
    13,225.45x = 19,838.65 × 4,460.44
  4. Step 4: Simplify right side
    13,225.45x = 88,489,108.01
  5. Step 5: Solve for x
    x = 88,489,108.01/13,225.45
  6. Step 6: Final answer
    x = 6,690.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.