Home / 28,804.16-39,749.54-16,057.46

Finding the Fourth Proportional to 28,804.16, 39,749.54 and 16,057.46

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Solution

The fourth proportional to 28,804.16, 39,749.54 and 16,057.46 is: 22,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,804.16 : 39,749.54 = 16,057.46 : x
  2. Step 2: Convert to fraction form
    28,804.16/39,749.54 = 16,057.46/x
  3. Step 3: Cross multiply
    28,804.16x = 39,749.54 × 16,057.46
  4. Step 4: Simplify right side
    28,804.16x = 638,276,648.57
  5. Step 5: Solve for x
    x = 638,276,648.57/28,804.16
  6. Step 6: Final answer
    x = 22,159.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.