Home / 28,900.67-43,346.48-9,176.63

Finding the Fourth Proportional to 28,900.67, 43,346.48 and 9,176.63

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Solution

The fourth proportional to 28,900.67, 43,346.48 and 9,176.63 is: 13,763.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.67 : 43,346.48 = 9,176.63 : x
  2. Step 2: Convert to fraction form
    28,900.67/43,346.48 = 9,176.63/x
  3. Step 3: Cross multiply
    28,900.67x = 43,346.48 × 9,176.63
  4. Step 4: Simplify right side
    28,900.67x = 397,774,346.15
  5. Step 5: Solve for x
    x = 397,774,346.15/28,900.67
  6. Step 6: Final answer
    x = 13,763.50

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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.