Home / 28,962.74-43,502.44-28,146.26

Finding the Fourth Proportional to 28,962.74, 43,502.44 and 28,146.26

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Solution

The fourth proportional to 28,962.74, 43,502.44 and 28,146.26 is: 42,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962.74 : 43,502.44 = 28,146.26 : x
  2. Step 2: Convert to fraction form
    28,962.74/43,502.44 = 28,146.26/x
  3. Step 3: Cross multiply
    28,962.74x = 43,502.44 × 28,146.26
  4. Step 4: Simplify right side
    28,962.74x = 1,224,430,986.87
  5. Step 5: Solve for x
    x = 1,224,430,986.87/28,962.74
  6. Step 6: Final answer
    x = 42,276.08

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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.