Home / 13,007.37-17,950.03-7,038.90

Finding the Fourth Proportional to 13,007.37, 17,950.03 and 7,038.90

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Solution

The fourth proportional to 13,007.37, 17,950.03 and 7,038.90 is: 9,713.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007.37 : 17,950.03 = 7,038.90 : x
  2. Step 2: Convert to fraction form
    13,007.37/17,950.03 = 7,038.90/x
  3. Step 3: Cross multiply
    13,007.37x = 17,950.03 × 7,038.90
  4. Step 4: Simplify right side
    13,007.37x = 126,348,430.97
  5. Step 5: Solve for x
    x = 126,348,430.97/13,007.37
  6. Step 6: Final answer
    x = 9,713.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.