Home / 19,626.06-27,075.28-13,079.07

Finding the Fourth Proportional to 19,626.06, 27,075.28 and 13,079.07

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Solution

The fourth proportional to 19,626.06, 27,075.28 and 13,079.07 is: 18,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.06 : 27,075.28 = 13,079.07 : x
  2. Step 2: Convert to fraction form
    19,626.06/27,075.28 = 13,079.07/x
  3. Step 3: Cross multiply
    19,626.06x = 27,075.28 × 13,079.07
  4. Step 4: Simplify right side
    19,626.06x = 354,119,474.22
  5. Step 5: Solve for x
    x = 354,119,474.22/19,626.06
  6. Step 6: Final answer
    x = 18,043.33

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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.