Home / 14,247.07-21,372.96-4,386.39

Finding the Fourth Proportional to 14,247.07, 21,372.96 and 4,386.39

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Solution

The fourth proportional to 14,247.07, 21,372.96 and 4,386.39 is: 6,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.07 : 21,372.96 = 4,386.39 : x
  2. Step 2: Convert to fraction form
    14,247.07/21,372.96 = 4,386.39/x
  3. Step 3: Cross multiply
    14,247.07x = 21,372.96 × 4,386.39
  4. Step 4: Simplify right side
    14,247.07x = 93,750,074.31
  5. Step 5: Solve for x
    x = 93,750,074.31/14,247.07
  6. Step 6: Final answer
    x = 6,580.30

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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.