Home / 21,735.60-32,603.40-16,486.80

Finding the Fourth Proportional to 21,735.60, 32,603.40 and 16,486.80

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Solution

The fourth proportional to 21,735.60, 32,603.40 and 16,486.80 is: 24,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,735.60 : 32,603.40 = 16,486.80 : x
  2. Step 2: Convert to fraction form
    21,735.60/32,603.40 = 16,486.80/x
  3. Step 3: Cross multiply
    21,735.60x = 32,603.40 × 16,486.80
  4. Step 4: Simplify right side
    21,735.60x = 537,525,735.12
  5. Step 5: Solve for x
    x = 537,525,735.12/21,735.60
  6. Step 6: Final answer
    x = 24,730.20

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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.