Home / 46,085.60-69,068.49-20,766.52

Finding the Fourth Proportional to 46,085.60, 69,068.49 and 20,766.52

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Solution

The fourth proportional to 46,085.60, 69,068.49 and 20,766.52 is: 31,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,085.60 : 69,068.49 = 20,766.52 : x
  2. Step 2: Convert to fraction form
    46,085.60/69,068.49 = 20,766.52/x
  3. Step 3: Cross multiply
    46,085.60x = 69,068.49 × 20,766.52
  4. Step 4: Simplify right side
    46,085.60x = 1,434,312,075.12
  5. Step 5: Solve for x
    x = 1,434,312,075.12/46,085.60
  6. Step 6: Final answer
    x = 31,122.78

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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.