Home / 19,346.40-29,019.60-6,200.10

Finding the Fourth Proportional to 19,346.40, 29,019.60 and 6,200.10

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Solution

The fourth proportional to 19,346.40, 29,019.60 and 6,200.10 is: 9,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.40 : 29,019.60 = 6,200.10 : x
  2. Step 2: Convert to fraction form
    19,346.40/29,019.60 = 6,200.10/x
  3. Step 3: Cross multiply
    19,346.40x = 29,019.60 × 6,200.10
  4. Step 4: Simplify right side
    19,346.40x = 179,924,421.96
  5. Step 5: Solve for x
    x = 179,924,421.96/19,346.40
  6. Step 6: Final answer
    x = 9,300.15

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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.