Home / 13,010.47-17,954.54-7,267.93

Finding the Fourth Proportional to 13,010.47, 17,954.54 and 7,267.93

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Solution

The fourth proportional to 13,010.47, 17,954.54 and 7,267.93 is: 10,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.47 : 17,954.54 = 7,267.93 : x
  2. Step 2: Convert to fraction form
    13,010.47/17,954.54 = 7,267.93/x
  3. Step 3: Cross multiply
    13,010.47x = 17,954.54 × 7,267.93
  4. Step 4: Simplify right side
    13,010.47x = 130,492,379.79
  5. Step 5: Solve for x
    x = 130,492,379.79/13,010.47
  6. Step 6: Final answer
    x = 10,029.80

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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.