Home / 14,020.08-21,036.24-7,444.68

Finding the Fourth Proportional to 14,020.08, 21,036.24 and 7,444.68

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Solution

The fourth proportional to 14,020.08, 21,036.24 and 7,444.68 is: 11,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.08 : 21,036.24 = 7,444.68 : x
  2. Step 2: Convert to fraction form
    14,020.08/21,036.24 = 7,444.68/x
  3. Step 3: Cross multiply
    14,020.08x = 21,036.24 × 7,444.68
  4. Step 4: Simplify right side
    14,020.08x = 156,608,075.20
  5. Step 5: Solve for x
    x = 156,608,075.20/14,020.08
  6. Step 6: Final answer
    x = 11,170.27

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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.