Home / 19,063.52-28,587.36-7,370

Finding the Fourth Proportional to 19,063.52, 28,587.36 and 7,370

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Solution

The fourth proportional to 19,063.52, 28,587.36 and 7,370 is: 11,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063.52 : 28,587.36 = 7,370 : x
  2. Step 2: Convert to fraction form
    19,063.52/28,587.36 = 7,370/x
  3. Step 3: Cross multiply
    19,063.52x = 28,587.36 × 7,370
  4. Step 4: Simplify right side
    19,063.52x = 210,688,843.20
  5. Step 5: Solve for x
    x = 210,688,843.20/19,063.52
  6. Step 6: Final answer
    x = 11,051.94

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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.