Home / 13,007.03-19,498.90-4,685.09

Finding the Fourth Proportional to 13,007.03, 19,498.90 and 4,685.09

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Solution

The fourth proportional to 13,007.03, 19,498.90 and 4,685.09 is: 7,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007.03 : 19,498.90 = 4,685.09 : x
  2. Step 2: Convert to fraction form
    13,007.03/19,498.90 = 4,685.09/x
  3. Step 3: Cross multiply
    13,007.03x = 19,498.90 × 4,685.09
  4. Step 4: Simplify right side
    13,007.03x = 91,354,101.40
  5. Step 5: Solve for x
    x = 91,354,101.40/13,007.03
  6. Step 6: Final answer
    x = 7,023.44

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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.