Home / 19,346.70-29,025.45-9,486.30

Finding the Fourth Proportional to 19,346.70, 29,025.45 and 9,486.30

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Solution

The fourth proportional to 19,346.70, 29,025.45 and 9,486.30 is: 14,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.70 : 29,025.45 = 9,486.30 : x
  2. Step 2: Convert to fraction form
    19,346.70/29,025.45 = 9,486.30/x
  3. Step 3: Cross multiply
    19,346.70x = 29,025.45 × 9,486.30
  4. Step 4: Simplify right side
    19,346.70x = 275,344,126.34
  5. Step 5: Solve for x
    x = 275,344,126.34/19,346.70
  6. Step 6: Final answer
    x = 14,232.10

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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.