Home / 14,134.04-21,187.18-7,899.33

Finding the Fourth Proportional to 14,134.04, 21,187.18 and 7,899.33

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Solution

The fourth proportional to 14,134.04, 21,187.18 and 7,899.33 is: 11,841.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.04 : 21,187.18 = 7,899.33 : x
  2. Step 2: Convert to fraction form
    14,134.04/21,187.18 = 7,899.33/x
  3. Step 3: Cross multiply
    14,134.04x = 21,187.18 × 7,899.33
  4. Step 4: Simplify right side
    14,134.04x = 167,364,526.59
  5. Step 5: Solve for x
    x = 167,364,526.59/14,134.04
  6. Step 6: Final answer
    x = 11,841.24

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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.