Home / 14,225.78-21,339.06-3,837.50

Finding the Fourth Proportional to 14,225.78, 21,339.06 and 3,837.50

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Solution

The fourth proportional to 14,225.78, 21,339.06 and 3,837.50 is: 5,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.78 : 21,339.06 = 3,837.50 : x
  2. Step 2: Convert to fraction form
    14,225.78/21,339.06 = 3,837.50/x
  3. Step 3: Cross multiply
    14,225.78x = 21,339.06 × 3,837.50
  4. Step 4: Simplify right side
    14,225.78x = 81,888,642.75
  5. Step 5: Solve for x
    x = 81,888,642.75/14,225.78
  6. Step 6: Final answer
    x = 5,756.36

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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.