Home / 21,737.40-32,627.70-10,656.60

Finding the Fourth Proportional to 21,737.40, 32,627.70 and 10,656.60

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Solution

The fourth proportional to 21,737.40, 32,627.70 and 10,656.60 is: 15,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737.40 : 32,627.70 = 10,656.60 : x
  2. Step 2: Convert to fraction form
    21,737.40/32,627.70 = 10,656.60/x
  3. Step 3: Cross multiply
    21,737.40x = 32,627.70 × 10,656.60
  4. Step 4: Simplify right side
    21,737.40x = 347,700,347.82
  5. Step 5: Solve for x
    x = 347,700,347.82/21,737.40
  6. Step 6: Final answer
    x = 15,995.49

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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.