Home / 34,894.90-48,153.99-18,980.02

Finding the Fourth Proportional to 34,894.90, 48,153.99 and 18,980.02

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Solution

The fourth proportional to 34,894.90, 48,153.99 and 18,980.02 is: 26,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,894.90 : 48,153.99 = 18,980.02 : x
  2. Step 2: Convert to fraction form
    34,894.90/48,153.99 = 18,980.02/x
  3. Step 3: Cross multiply
    34,894.90x = 48,153.99 × 18,980.02
  4. Step 4: Simplify right side
    34,894.90x = 913,963,693.28
  5. Step 5: Solve for x
    x = 913,963,693.28/34,894.90
  6. Step 6: Final answer
    x = 26,191.90

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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.