Home / 23,677.12-32,665.12-20,693.08

Finding the Fourth Proportional to 23,677.12, 32,665.12 and 20,693.08

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Solution

The fourth proportional to 23,677.12, 32,665.12 and 20,693.08 is: 28,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,677.12 : 32,665.12 = 20,693.08 : x
  2. Step 2: Convert to fraction form
    23,677.12/32,665.12 = 20,693.08/x
  3. Step 3: Cross multiply
    23,677.12x = 32,665.12 × 20,693.08
  4. Step 4: Simplify right side
    23,677.12x = 675,941,941.37
  5. Step 5: Solve for x
    x = 675,941,941.37/23,677.12
  6. Step 6: Final answer
    x = 28,548.32

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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.