Home / 18,314.06-25,271.70-10,356.26

Finding the Fourth Proportional to 18,314.06, 25,271.70 and 10,356.26

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Solution

The fourth proportional to 18,314.06, 25,271.70 and 10,356.26 is: 14,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314.06 : 25,271.70 = 10,356.26 : x
  2. Step 2: Convert to fraction form
    18,314.06/25,271.70 = 10,356.26/x
  3. Step 3: Cross multiply
    18,314.06x = 25,271.70 × 10,356.26
  4. Step 4: Simplify right side
    18,314.06x = 261,720,295.84
  5. Step 5: Solve for x
    x = 261,720,295.84/18,314.06
  6. Step 6: Final answer
    x = 14,290.68

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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.