Home / 14,539.84-21,807.42-4,149.16

Finding the Fourth Proportional to 14,539.84, 21,807.42 and 4,149.16

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Solution

The fourth proportional to 14,539.84, 21,807.42 and 4,149.16 is: 6,223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.84 : 21,807.42 = 4,149.16 : x
  2. Step 2: Convert to fraction form
    14,539.84/21,807.42 = 4,149.16/x
  3. Step 3: Cross multiply
    14,539.84x = 21,807.42 × 4,149.16
  4. Step 4: Simplify right side
    14,539.84x = 90,482,474.77
  5. Step 5: Solve for x
    x = 90,482,474.77/14,539.84
  6. Step 6: Final answer
    x = 6,223.07

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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.