Home / 20,592.40-30,888.64-5,801.32

Finding the Fourth Proportional to 20,592.40, 30,888.64 and 5,801.32

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Solution

The fourth proportional to 20,592.40, 30,888.64 and 5,801.32 is: 8,701.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,592.40 : 30,888.64 = 5,801.32 : x
  2. Step 2: Convert to fraction form
    20,592.40/30,888.64 = 5,801.32/x
  3. Step 3: Cross multiply
    20,592.40x = 30,888.64 × 5,801.32
  4. Step 4: Simplify right side
    20,592.40x = 179,194,885.00
  5. Step 5: Solve for x
    x = 179,194,885.00/20,592.40
  6. Step 6: Final answer
    x = 8,701.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.