Home / 19,032.72-28,551.80-5,886.11

Finding the Fourth Proportional to 19,032.72, 28,551.80 and 5,886.11

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Solution

The fourth proportional to 19,032.72, 28,551.80 and 5,886.11 is: 8,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032.72 : 28,551.80 = 5,886.11 : x
  2. Step 2: Convert to fraction form
    19,032.72/28,551.80 = 5,886.11/x
  3. Step 3: Cross multiply
    19,032.72x = 28,551.80 × 5,886.11
  4. Step 4: Simplify right side
    19,032.72x = 168,059,035.50
  5. Step 5: Solve for x
    x = 168,059,035.50/19,032.72
  6. Step 6: Final answer
    x = 8,830.01

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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.