Home / 18,528.02-25,591.11-13,484.24

Finding the Fourth Proportional to 18,528.02, 25,591.11 and 13,484.24

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Solution

The fourth proportional to 18,528.02, 25,591.11 and 13,484.24 is: 18,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.02 : 25,591.11 = 13,484.24 : x
  2. Step 2: Convert to fraction form
    18,528.02/25,591.11 = 13,484.24/x
  3. Step 3: Cross multiply
    18,528.02x = 25,591.11 × 13,484.24
  4. Step 4: Simplify right side
    18,528.02x = 345,076,669.11
  5. Step 5: Solve for x
    x = 345,076,669.11/18,528.02
  6. Step 6: Final answer
    x = 18,624.58

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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.