Home / 14,639.51-21,959.33-3,546.19

Finding the Fourth Proportional to 14,639.51, 21,959.33 and 3,546.19

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Solution

The fourth proportional to 14,639.51, 21,959.33 and 3,546.19 is: 5,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.51 : 21,959.33 = 3,546.19 : x
  2. Step 2: Convert to fraction form
    14,639.51/21,959.33 = 3,546.19/x
  3. Step 3: Cross multiply
    14,639.51x = 21,959.33 × 3,546.19
  4. Step 4: Simplify right side
    14,639.51x = 77,871,956.45
  5. Step 5: Solve for x
    x = 77,871,956.45/14,639.51
  6. Step 6: Final answer
    x = 5,319.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.