Home / 56,792.16-85,124.52-19,317.24

Finding the Fourth Proportional to 56,792.16, 85,124.52 and 19,317.24

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Solution

The fourth proportional to 56,792.16, 85,124.52 and 19,317.24 is: 28,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,792.16 : 85,124.52 = 19,317.24 : x
  2. Step 2: Convert to fraction form
    56,792.16/85,124.52 = 19,317.24/x
  3. Step 3: Cross multiply
    56,792.16x = 85,124.52 × 19,317.24
  4. Step 4: Simplify right side
    56,792.16x = 1,644,370,782.72
  5. Step 5: Solve for x
    x = 1,644,370,782.72/56,792.16
  6. Step 6: Final answer
    x = 28,954.19

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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.