Home / 34,792.35-48,038.40-21,381.58

Finding the Fourth Proportional to 34,792.35, 48,038.40 and 21,381.58

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Solution

The fourth proportional to 34,792.35, 48,038.40 and 21,381.58 is: 29,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,792.35 : 48,038.40 = 21,381.58 : x
  2. Step 2: Convert to fraction form
    34,792.35/48,038.40 = 21,381.58/x
  3. Step 3: Cross multiply
    34,792.35x = 48,038.40 × 21,381.58
  4. Step 4: Simplify right side
    34,792.35x = 1,027,136,892.67
  5. Step 5: Solve for x
    x = 1,027,136,892.67/34,792.35
  6. Step 6: Final answer
    x = 29,521.92

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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.