Home / 19,346.70-29,020.05-6,200.40

Finding the Fourth Proportional to 19,346.70, 29,020.05 and 6,200.40

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Solution

The fourth proportional to 19,346.70, 29,020.05 and 6,200.40 is: 9,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.70 : 29,020.05 = 6,200.40 : x
  2. Step 2: Convert to fraction form
    19,346.70/29,020.05 = 6,200.40/x
  3. Step 3: Cross multiply
    19,346.70x = 29,020.05 × 6,200.40
  4. Step 4: Simplify right side
    19,346.70x = 179,935,918.02
  5. Step 5: Solve for x
    x = 179,935,918.02/19,346.70
  6. Step 6: Final answer
    x = 9,300.60

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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.