Home / 23,720.16-32,709.24-20,374.02

Finding the Fourth Proportional to 23,720.16, 32,709.24 and 20,374.02

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Solution

The fourth proportional to 23,720.16, 32,709.24 and 20,374.02 is: 28,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.16 : 32,709.24 = 20,374.02 : x
  2. Step 2: Convert to fraction form
    23,720.16/32,709.24 = 20,374.02/x
  3. Step 3: Cross multiply
    23,720.16x = 32,709.24 × 20,374.02
  4. Step 4: Simplify right side
    23,720.16x = 666,418,709.94
  5. Step 5: Solve for x
    x = 666,418,709.94/23,720.16
  6. Step 6: Final answer
    x = 28,095.03

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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.