Home / 21,571.52-32,365.06-7,533.60

Finding the Fourth Proportional to 21,571.52, 32,365.06 and 7,533.60

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Solution

The fourth proportional to 21,571.52, 32,365.06 and 7,533.60 is: 11,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,571.52 : 32,365.06 = 7,533.60 : x
  2. Step 2: Convert to fraction form
    21,571.52/32,365.06 = 7,533.60/x
  3. Step 3: Cross multiply
    21,571.52x = 32,365.06 × 7,533.60
  4. Step 4: Simplify right side
    21,571.52x = 243,825,416.02
  5. Step 5: Solve for x
    x = 243,825,416.02/21,571.52
  6. Step 6: Final answer
    x = 11,303.12

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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.