Home / 19,619.56-27,075.12-10,667.16

Finding the Fourth Proportional to 19,619.56, 27,075.12 and 10,667.16

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Solution

The fourth proportional to 19,619.56, 27,075.12 and 10,667.16 is: 14,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.56 : 27,075.12 = 10,667.16 : x
  2. Step 2: Convert to fraction form
    19,619.56/27,075.12 = 10,667.16/x
  3. Step 3: Cross multiply
    19,619.56x = 27,075.12 × 10,667.16
  4. Step 4: Simplify right side
    19,619.56x = 288,814,637.06
  5. Step 5: Solve for x
    x = 288,814,637.06/19,619.56
  6. Step 6: Final answer
    x = 14,720.75

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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.