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Finding the Fourth Proportional to 23,798.48, 32,868.22 and 18,485.30

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Solution

The fourth proportional to 23,798.48, 32,868.22 and 18,485.30 is: 25,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,798.48 : 32,868.22 = 18,485.30 : x
  2. Step 2: Convert to fraction form
    23,798.48/32,868.22 = 18,485.30/x
  3. Step 3: Cross multiply
    23,798.48x = 32,868.22 × 18,485.30
  4. Step 4: Simplify right side
    23,798.48x = 607,578,907.17
  5. Step 5: Solve for x
    x = 607,578,907.17/23,798.48
  6. Step 6: Final answer
    x = 25,530.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.