Home / 14,465.48-21,701.12-6,145.43

Finding the Fourth Proportional to 14,465.48, 21,701.12 and 6,145.43

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Solution

The fourth proportional to 14,465.48, 21,701.12 and 6,145.43 is: 9,219.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.48 : 21,701.12 = 6,145.43 : x
  2. Step 2: Convert to fraction form
    14,465.48/21,701.12 = 6,145.43/x
  3. Step 3: Cross multiply
    14,465.48x = 21,701.12 × 6,145.43
  4. Step 4: Simplify right side
    14,465.48x = 133,362,713.88
  5. Step 5: Solve for x
    x = 133,362,713.88/14,465.48
  6. Step 6: Final answer
    x = 9,219.38

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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.