Home / 19,005.18-28,508.45-6,525.14

Finding the Fourth Proportional to 19,005.18, 28,508.45 and 6,525.14

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Solution

The fourth proportional to 19,005.18, 28,508.45 and 6,525.14 is: 9,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.18 : 28,508.45 = 6,525.14 : x
  2. Step 2: Convert to fraction form
    19,005.18/28,508.45 = 6,525.14/x
  3. Step 3: Cross multiply
    19,005.18x = 28,508.45 × 6,525.14
  4. Step 4: Simplify right side
    19,005.18x = 186,021,452.27
  5. Step 5: Solve for x
    x = 186,021,452.27/19,005.18
  6. Step 6: Final answer
    x = 9,787.93

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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.