Home / 14,185.13-19,560.98-9,403.41

Finding the Fourth Proportional to 14,185.13, 19,560.98 and 9,403.41

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Solution

The fourth proportional to 14,185.13, 19,560.98 and 9,403.41 is: 12,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.13 : 19,560.98 = 9,403.41 : x
  2. Step 2: Convert to fraction form
    14,185.13/19,560.98 = 9,403.41/x
  3. Step 3: Cross multiply
    14,185.13x = 19,560.98 × 9,403.41
  4. Step 4: Simplify right side
    14,185.13x = 183,939,867.92
  5. Step 5: Solve for x
    x = 183,939,867.92/14,185.13
  6. Step 6: Final answer
    x = 12,967.10

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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.