Home / 23,526.86-32,435.64-20,155.23

Finding the Fourth Proportional to 23,526.86, 32,435.64 and 20,155.23

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Solution

The fourth proportional to 23,526.86, 32,435.64 and 20,155.23 is: 27,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,526.86 : 32,435.64 = 20,155.23 : x
  2. Step 2: Convert to fraction form
    23,526.86/32,435.64 = 20,155.23/x
  3. Step 3: Cross multiply
    23,526.86x = 32,435.64 × 20,155.23
  4. Step 4: Simplify right side
    23,526.86x = 653,747,784.40
  5. Step 5: Solve for x
    x = 653,747,784.40/23,526.86
  6. Step 6: Final answer
    x = 27,787.30

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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.