Home / 28,906.40-43,166.60-27,430.24

Finding the Fourth Proportional to 28,906.40, 43,166.60 and 27,430.24

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Solution

The fourth proportional to 28,906.40, 43,166.60 and 27,430.24 is: 40,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,906.40 : 43,166.60 = 27,430.24 : x
  2. Step 2: Convert to fraction form
    28,906.40/43,166.60 = 27,430.24/x
  3. Step 3: Cross multiply
    28,906.40x = 43,166.60 × 27,430.24
  4. Step 4: Simplify right side
    28,906.40x = 1,184,070,197.98
  5. Step 5: Solve for x
    x = 1,184,070,197.98/28,906.40
  6. Step 6: Final answer
    x = 40,962.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.