Home / 21,482.14-29,645.58-12,050.50

Finding the Fourth Proportional to 21,482.14, 29,645.58 and 12,050.50

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Solution

The fourth proportional to 21,482.14, 29,645.58 and 12,050.50 is: 16,629.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482.14 : 29,645.58 = 12,050.50 : x
  2. Step 2: Convert to fraction form
    21,482.14/29,645.58 = 12,050.50/x
  3. Step 3: Cross multiply
    21,482.14x = 29,645.58 × 12,050.50
  4. Step 4: Simplify right side
    21,482.14x = 357,244,061.79
  5. Step 5: Solve for x
    x = 357,244,061.79/21,482.14
  6. Step 6: Final answer
    x = 16,629.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.