Home / 14,712.93-20,302.99-7,998.50

Finding the Fourth Proportional to 14,712.93, 20,302.99 and 7,998.50

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Solution

The fourth proportional to 14,712.93, 20,302.99 and 7,998.50 is: 11,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,712.93 : 20,302.99 = 7,998.50 : x
  2. Step 2: Convert to fraction form
    14,712.93/20,302.99 = 7,998.50/x
  3. Step 3: Cross multiply
    14,712.93x = 20,302.99 × 7,998.50
  4. Step 4: Simplify right side
    14,712.93x = 162,393,465.52
  5. Step 5: Solve for x
    x = 162,393,465.52/14,712.93
  6. Step 6: Final answer
    x = 11,037.47

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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.