Home / 14,275.49-21,407.57-5,504.81

Finding the Fourth Proportional to 14,275.49, 21,407.57 and 5,504.81

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Solution

The fourth proportional to 14,275.49, 21,407.57 and 5,504.81 is: 8,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.49 : 21,407.57 = 5,504.81 : x
  2. Step 2: Convert to fraction form
    14,275.49/21,407.57 = 5,504.81/x
  3. Step 3: Cross multiply
    14,275.49x = 21,407.57 × 5,504.81
  4. Step 4: Simplify right side
    14,275.49x = 117,844,577.89
  5. Step 5: Solve for x
    x = 117,844,577.89/14,275.49
  6. Step 6: Final answer
    x = 8,255.03

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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.