Home / 28,808.81-39,754.50-16,061.57

Finding the Fourth Proportional to 28,808.81, 39,754.50 and 16,061.57

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Solution

The fourth proportional to 28,808.81, 39,754.50 and 16,061.57 is: 22,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808.81 : 39,754.50 = 16,061.57 : x
  2. Step 2: Convert to fraction form
    28,808.81/39,754.50 = 16,061.57/x
  3. Step 3: Cross multiply
    28,808.81x = 39,754.50 × 16,061.57
  4. Step 4: Simplify right side
    28,808.81x = 638,519,684.57
  5. Step 5: Solve for x
    x = 638,519,684.57/28,808.81
  6. Step 6: Final answer
    x = 22,164.04

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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.