Home / 53,669.16-80,546.26-28,386.62

Finding the Fourth Proportional to 53,669.16, 80,546.26 and 28,386.62

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Solution

The fourth proportional to 53,669.16, 80,546.26 and 28,386.62 is: 42,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,669.16 : 80,546.26 = 28,386.62 : x
  2. Step 2: Convert to fraction form
    53,669.16/80,546.26 = 28,386.62/x
  3. Step 3: Cross multiply
    53,669.16x = 80,546.26 × 28,386.62
  4. Step 4: Simplify right side
    53,669.16x = 2,286,436,075.04
  5. Step 5: Solve for x
    x = 2,286,436,075.04/53,669.16
  6. Step 6: Final answer
    x = 42,602.42

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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.