Home / 29,361.06-40,269.13-28,155.47

Finding the Fourth Proportional to 29,361.06, 40,269.13 and 28,155.47

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Solution

The fourth proportional to 29,361.06, 40,269.13 and 28,155.47 is: 38,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,361.06 : 40,269.13 = 28,155.47 : x
  2. Step 2: Convert to fraction form
    29,361.06/40,269.13 = 28,155.47/x
  3. Step 3: Cross multiply
    29,361.06x = 40,269.13 × 28,155.47
  4. Step 4: Simplify right side
    29,361.06x = 1,133,796,009.91
  5. Step 5: Solve for x
    x = 1,133,796,009.91/29,361.06
  6. Step 6: Final answer
    x = 38,615.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.