Home / 46,079.53-69,127.40-19,061.78

Finding the Fourth Proportional to 46,079.53, 69,127.40 and 19,061.78

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Solution

The fourth proportional to 46,079.53, 69,127.40 and 19,061.78 is: 28,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,079.53 : 69,127.40 = 19,061.78 : x
  2. Step 2: Convert to fraction form
    46,079.53/69,127.40 = 19,061.78/x
  3. Step 3: Cross multiply
    46,079.53x = 69,127.40 × 19,061.78
  4. Step 4: Simplify right side
    46,079.53x = 1,317,691,328.02
  5. Step 5: Solve for x
    x = 1,317,691,328.02/46,079.53
  6. Step 6: Final answer
    x = 28,596.02

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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.