Home / 28,715.22-43,099.48-14,685.27

Finding the Fourth Proportional to 28,715.22, 43,099.48 and 14,685.27

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Solution

The fourth proportional to 28,715.22, 43,099.48 and 14,685.27 is: 22,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,715.22 : 43,099.48 = 14,685.27 : x
  2. Step 2: Convert to fraction form
    28,715.22/43,099.48 = 14,685.27/x
  3. Step 3: Cross multiply
    28,715.22x = 43,099.48 × 14,685.27
  4. Step 4: Simplify right side
    28,715.22x = 632,927,572.89
  5. Step 5: Solve for x
    x = 632,927,572.89/28,715.22
  6. Step 6: Final answer
    x = 22,041.54

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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.