Home / 14,312.08-21,444.40-10,131.44

Finding the Fourth Proportional to 14,312.08, 21,444.40 and 10,131.44

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Solution

The fourth proportional to 14,312.08, 21,444.40 and 10,131.44 is: 15,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.08 : 21,444.40 = 10,131.44 : x
  2. Step 2: Convert to fraction form
    14,312.08/21,444.40 = 10,131.44/x
  3. Step 3: Cross multiply
    14,312.08x = 21,444.40 × 10,131.44
  4. Step 4: Simplify right side
    14,312.08x = 217,262,651.94
  5. Step 5: Solve for x
    x = 217,262,651.94/14,312.08
  6. Step 6: Final answer
    x = 15,180.37

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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.