Home / 34,653.96-51,730.29-30,450.20

Finding the Fourth Proportional to 34,653.96, 51,730.29 and 30,450.20

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Solution

The fourth proportional to 34,653.96, 51,730.29 and 30,450.20 is: 45,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.96 : 51,730.29 = 30,450.20 : x
  2. Step 2: Convert to fraction form
    34,653.96/51,730.29 = 30,450.20/x
  3. Step 3: Cross multiply
    34,653.96x = 51,730.29 × 30,450.20
  4. Step 4: Simplify right side
    34,653.96x = 1,575,197,417.91
  5. Step 5: Solve for x
    x = 1,575,197,417.91/34,653.96
  6. Step 6: Final answer
    x = 45,455.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.