Home / 52,696.10-72,722.49-30,038.51

Finding the Fourth Proportional to 52,696.10, 72,722.49 and 30,038.51

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Solution

The fourth proportional to 52,696.10, 72,722.49 and 30,038.51 is: 41,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,696.10 : 72,722.49 = 30,038.51 : x
  2. Step 2: Convert to fraction form
    52,696.10/72,722.49 = 30,038.51/x
  3. Step 3: Cross multiply
    52,696.10x = 72,722.49 × 30,038.51
  4. Step 4: Simplify right side
    52,696.10x = 2,184,475,243.09
  5. Step 5: Solve for x
    x = 2,184,475,243.09/52,696.10
  6. Step 6: Final answer
    x = 41,454.21

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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.