Home / 19,052.81-28,562.20-9,687.59

Finding the Fourth Proportional to 19,052.81, 28,562.20 and 9,687.59

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Solution

The fourth proportional to 19,052.81, 28,562.20 and 9,687.59 is: 14,522.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.81 : 28,562.20 = 9,687.59 : x
  2. Step 2: Convert to fraction form
    19,052.81/28,562.20 = 9,687.59/x
  3. Step 3: Cross multiply
    19,052.81x = 28,562.20 × 9,687.59
  4. Step 4: Simplify right side
    19,052.81x = 276,698,883.10
  5. Step 5: Solve for x
    x = 276,698,883.10/19,052.81
  6. Step 6: Final answer
    x = 14,522.73

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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.