Home / 18,973.23-28,455.58-5,825.71

Finding the Fourth Proportional to 18,973.23, 28,455.58 and 5,825.71

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Solution

The fourth proportional to 18,973.23, 28,455.58 and 5,825.71 is: 8,737.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.23 : 28,455.58 = 5,825.71 : x
  2. Step 2: Convert to fraction form
    18,973.23/28,455.58 = 5,825.71/x
  3. Step 3: Cross multiply
    18,973.23x = 28,455.58 × 5,825.71
  4. Step 4: Simplify right side
    18,973.23x = 165,773,956.96
  5. Step 5: Solve for x
    x = 165,773,956.96/18,973.23
  6. Step 6: Final answer
    x = 8,737.26

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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.