Home / 53,263.49-79,896.47-13,822.16

Finding the Fourth Proportional to 53,263.49, 79,896.47 and 13,822.16

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Solution

The fourth proportional to 53,263.49, 79,896.47 and 13,822.16 is: 20,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,263.49 : 79,896.47 = 13,822.16 : x
  2. Step 2: Convert to fraction form
    53,263.49/79,896.47 = 13,822.16/x
  3. Step 3: Cross multiply
    53,263.49x = 79,896.47 × 13,822.16
  4. Step 4: Simplify right side
    53,263.49x = 1,104,341,323.18
  5. Step 5: Solve for x
    x = 1,104,341,323.18/53,263.49
  6. Step 6: Final answer
    x = 20,733.55

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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.