Home / 34,821.07-48,051.77-18,905.18

Finding the Fourth Proportional to 34,821.07, 48,051.77 and 18,905.18

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Solution

The fourth proportional to 34,821.07, 48,051.77 and 18,905.18 is: 26,088.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.07 : 48,051.77 = 18,905.18 : x
  2. Step 2: Convert to fraction form
    34,821.07/48,051.77 = 18,905.18/x
  3. Step 3: Cross multiply
    34,821.07x = 48,051.77 × 18,905.18
  4. Step 4: Simplify right side
    34,821.07x = 908,427,266.64
  5. Step 5: Solve for x
    x = 908,427,266.64/34,821.07
  6. Step 6: Final answer
    x = 26,088.44

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1.5x scale

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.