Home / 36,447.24-54,688.14-21,685.32

Finding the Fourth Proportional to 36,447.24, 54,688.14 and 21,685.32

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Solution

The fourth proportional to 36,447.24, 54,688.14 and 21,685.32 is: 32,538.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,447.24 : 54,688.14 = 21,685.32 : x
  2. Step 2: Convert to fraction form
    36,447.24/54,688.14 = 21,685.32/x
  3. Step 3: Cross multiply
    36,447.24x = 54,688.14 × 21,685.32
  4. Step 4: Simplify right side
    36,447.24x = 1,185,929,816.10
  5. Step 5: Solve for x
    x = 1,185,929,816.10/36,447.24
  6. Step 6: Final answer
    x = 32,538.26

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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.