Home / 14,364.08-21,556.40-7,339.68

Finding the Fourth Proportional to 14,364.08, 21,556.40 and 7,339.68

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Solution

The fourth proportional to 14,364.08, 21,556.40 and 7,339.68 is: 11,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.08 : 21,556.40 = 7,339.68 : x
  2. Step 2: Convert to fraction form
    14,364.08/21,556.40 = 7,339.68/x
  3. Step 3: Cross multiply
    14,364.08x = 21,556.40 × 7,339.68
  4. Step 4: Simplify right side
    14,364.08x = 158,217,077.95
  5. Step 5: Solve for x
    x = 158,217,077.95/14,364.08
  6. Step 6: Final answer
    x = 11,014.77

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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.