Home / 28,881.23-43,243.61-15,001.07

Finding the Fourth Proportional to 28,881.23, 43,243.61 and 15,001.07

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Solution

The fourth proportional to 28,881.23, 43,243.61 and 15,001.07 is: 22,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881.23 : 43,243.61 = 15,001.07 : x
  2. Step 2: Convert to fraction form
    28,881.23/43,243.61 = 15,001.07/x
  3. Step 3: Cross multiply
    28,881.23x = 43,243.61 × 15,001.07
  4. Step 4: Simplify right side
    28,881.23x = 648,700,129.44
  5. Step 5: Solve for x
    x = 648,700,129.44/28,881.23
  6. Step 6: Final answer
    x = 22,460.96

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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.