Home / 13,074.35-19,614.56-4,309.34

Finding the Fourth Proportional to 13,074.35, 19,614.56 and 4,309.34

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Solution

The fourth proportional to 13,074.35, 19,614.56 and 4,309.34 is: 6,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.35 : 19,614.56 = 4,309.34 : x
  2. Step 2: Convert to fraction form
    13,074.35/19,614.56 = 4,309.34/x
  3. Step 3: Cross multiply
    13,074.35x = 19,614.56 × 4,309.34
  4. Step 4: Simplify right side
    13,074.35x = 84,525,688.37
  5. Step 5: Solve for x
    x = 84,525,688.37/13,074.35
  6. Step 6: Final answer
    x = 6,465.00

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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.