Home / 14,528.72-20,060.88-11,166.20

Finding the Fourth Proportional to 14,528.72, 20,060.88 and 11,166.20

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Solution

The fourth proportional to 14,528.72, 20,060.88 and 11,166.20 is: 15,418.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.72 : 20,060.88 = 11,166.20 : x
  2. Step 2: Convert to fraction form
    14,528.72/20,060.88 = 11,166.20/x
  3. Step 3: Cross multiply
    14,528.72x = 20,060.88 × 11,166.20
  4. Step 4: Simplify right side
    14,528.72x = 224,003,798.26
  5. Step 5: Solve for x
    x = 224,003,798.26/14,528.72
  6. Step 6: Final answer
    x = 15,418.00

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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.