Home / 19,270.04-28,924.70-10,385.01

Finding the Fourth Proportional to 19,270.04, 28,924.70 and 10,385.01

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Solution

The fourth proportional to 19,270.04, 28,924.70 and 10,385.01 is: 15,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.04 : 28,924.70 = 10,385.01 : x
  2. Step 2: Convert to fraction form
    19,270.04/28,924.70 = 10,385.01/x
  3. Step 3: Cross multiply
    19,270.04x = 28,924.70 × 10,385.01
  4. Step 4: Simplify right side
    19,270.04x = 300,383,246.82
  5. Step 5: Solve for x
    x = 300,383,246.82/19,270.04
  6. Step 6: Final answer
    x = 15,588.10

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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.