Home / 34,820.40-48,052-18,904.72

Finding the Fourth Proportional to 34,820.40, 48,052 and 18,904.72

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Solution

The fourth proportional to 34,820.40, 48,052 and 18,904.72 is: 26,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.40 : 48,052 = 18,904.72 : x
  2. Step 2: Convert to fraction form
    34,820.40/48,052 = 18,904.72/x
  3. Step 3: Cross multiply
    34,820.40x = 48,052 × 18,904.72
  4. Step 4: Simplify right side
    34,820.40x = 908,409,605.44
  5. Step 5: Solve for x
    x = 908,409,605.44/34,820.40
  6. Step 6: Final answer
    x = 26,088.43

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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.