Home / 13,303.39-19,967.45-6,734.23

Finding the Fourth Proportional to 13,303.39, 19,967.45 and 6,734.23

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Solution

The fourth proportional to 13,303.39, 19,967.45 and 6,734.23 is: 10,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.39 : 19,967.45 = 6,734.23 : x
  2. Step 2: Convert to fraction form
    13,303.39/19,967.45 = 6,734.23/x
  3. Step 3: Cross multiply
    13,303.39x = 19,967.45 × 6,734.23
  4. Step 4: Simplify right side
    13,303.39x = 134,465,400.81
  5. Step 5: Solve for x
    x = 134,465,400.81/13,303.39
  6. Step 6: Final answer
    x = 10,107.60

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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.