Home / 14,271.48-21,403.10-5,504.36

Finding the Fourth Proportional to 14,271.48, 21,403.10 and 5,504.36

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Solution

The fourth proportional to 14,271.48, 21,403.10 and 5,504.36 is: 8,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.48 : 21,403.10 = 5,504.36 : x
  2. Step 2: Convert to fraction form
    14,271.48/21,403.10 = 5,504.36/x
  3. Step 3: Cross multiply
    14,271.48x = 21,403.10 × 5,504.36
  4. Step 4: Simplify right side
    14,271.48x = 117,810,367.52
  5. Step 5: Solve for x
    x = 117,810,367.52/14,271.48
  6. Step 6: Final answer
    x = 8,254.95

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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.