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Finding the Fourth Proportional to 55,357.29, 83,036.25 and 13,804.29

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Solution

The fourth proportional to 55,357.29, 83,036.25 and 13,804.29 is: 20,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,357.29 : 83,036.25 = 13,804.29 : x
  2. Step 2: Convert to fraction form
    55,357.29/83,036.25 = 13,804.29/x
  3. Step 3: Cross multiply
    55,357.29x = 83,036.25 × 13,804.29
  4. Step 4: Simplify right side
    55,357.29x = 1,146,256,475.51
  5. Step 5: Solve for x
    x = 1,146,256,475.51/55,357.29
  6. Step 6: Final answer
    x = 20,706.51

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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.