Home / 14,350.06-19,803.27-8,684.74

Finding the Fourth Proportional to 14,350.06, 19,803.27 and 8,684.74

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Solution

The fourth proportional to 14,350.06, 19,803.27 and 8,684.74 is: 11,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.06 : 19,803.27 = 8,684.74 : x
  2. Step 2: Convert to fraction form
    14,350.06/19,803.27 = 8,684.74/x
  3. Step 3: Cross multiply
    14,350.06x = 19,803.27 × 8,684.74
  4. Step 4: Simplify right side
    14,350.06x = 171,986,251.10
  5. Step 5: Solve for x
    x = 171,986,251.10/14,350.06
  6. Step 6: Final answer
    x = 11,985.05

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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.