Home / 15,811.60-23,731.02-8,798.62

Finding the Fourth Proportional to 15,811.60, 23,731.02 and 8,798.62

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Solution

The fourth proportional to 15,811.60, 23,731.02 and 8,798.62 is: 13,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,811.60 : 23,731.02 = 8,798.62 : x
  2. Step 2: Convert to fraction form
    15,811.60/23,731.02 = 8,798.62/x
  3. Step 3: Cross multiply
    15,811.60x = 23,731.02 × 8,798.62
  4. Step 4: Simplify right side
    15,811.60x = 208,800,227.19
  5. Step 5: Solve for x
    x = 208,800,227.19/15,811.60
  6. Step 6: Final answer
    x = 13,205.51

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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.