Home / 13,066.92-19,602.81-4,302.45

Finding the Fourth Proportional to 13,066.92, 19,602.81 and 4,302.45

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Solution

The fourth proportional to 13,066.92, 19,602.81 and 4,302.45 is: 6,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.92 : 19,602.81 = 4,302.45 : x
  2. Step 2: Convert to fraction form
    13,066.92/19,602.81 = 4,302.45/x
  3. Step 3: Cross multiply
    13,066.92x = 19,602.81 × 4,302.45
  4. Step 4: Simplify right side
    13,066.92x = 84,340,109.88
  5. Step 5: Solve for x
    x = 84,340,109.88/13,066.92
  6. Step 6: Final answer
    x = 6,454.48

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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.