Home / 14,146.79-21,189.01-9,444.77

Finding the Fourth Proportional to 14,146.79, 21,189.01 and 9,444.77

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Solution

The fourth proportional to 14,146.79, 21,189.01 and 9,444.77 is: 14,146.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.79 : 21,189.01 = 9,444.77 : x
  2. Step 2: Convert to fraction form
    14,146.79/21,189.01 = 9,444.77/x
  3. Step 3: Cross multiply
    14,146.79x = 21,189.01 × 9,444.77
  4. Step 4: Simplify right side
    14,146.79x = 200,125,325.98
  5. Step 5: Solve for x
    x = 200,125,325.98/14,146.79
  6. Step 6: Final answer
    x = 14,146.34

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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.