Home / 14,748.63-20,352.29-8,461.01

Finding the Fourth Proportional to 14,748.63, 20,352.29 and 8,461.01

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Solution

The fourth proportional to 14,748.63, 20,352.29 and 8,461.01 is: 11,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,748.63 : 20,352.29 = 8,461.01 : x
  2. Step 2: Convert to fraction form
    14,748.63/20,352.29 = 8,461.01/x
  3. Step 3: Cross multiply
    14,748.63x = 20,352.29 × 8,461.01
  4. Step 4: Simplify right side
    14,748.63x = 172,200,785.15
  5. Step 5: Solve for x
    x = 172,200,785.15/14,748.63
  6. Step 6: Final answer
    x = 11,675.71

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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.