Home / 15,869.37-23,774.63-7,962.60

Finding the Fourth Proportional to 15,869.37, 23,774.63 and 7,962.60

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Solution

The fourth proportional to 15,869.37, 23,774.63 and 7,962.60 is: 11,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,869.37 : 23,774.63 = 7,962.60 : x
  2. Step 2: Convert to fraction form
    15,869.37/23,774.63 = 7,962.60/x
  3. Step 3: Cross multiply
    15,869.37x = 23,774.63 × 7,962.60
  4. Step 4: Simplify right side
    15,869.37x = 189,307,829.03
  5. Step 5: Solve for x
    x = 189,307,829.03/15,869.37
  6. Step 6: Final answer
    x = 11,929.13

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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.