Home / 28,746.37-43,117.75-10,731.08

Finding the Fourth Proportional to 28,746.37, 43,117.75 and 10,731.08

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Solution

The fourth proportional to 28,746.37, 43,117.75 and 10,731.08 is: 16,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,746.37 : 43,117.75 = 10,731.08 : x
  2. Step 2: Convert to fraction form
    28,746.37/43,117.75 = 10,731.08/x
  3. Step 3: Cross multiply
    28,746.37x = 43,117.75 × 10,731.08
  4. Step 4: Simplify right side
    28,746.37x = 462,699,971.01
  5. Step 5: Solve for x
    x = 462,699,971.01/28,746.37
  6. Step 6: Final answer
    x = 16,095.95

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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.