Home / 30,953.61-46,429.95-7,580.06

Finding the Fourth Proportional to 30,953.61, 46,429.95 and 7,580.06

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Solution

The fourth proportional to 30,953.61, 46,429.95 and 7,580.06 is: 11,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.61 : 46,429.95 = 7,580.06 : x
  2. Step 2: Convert to fraction form
    30,953.61/46,429.95 = 7,580.06/x
  3. Step 3: Cross multiply
    30,953.61x = 46,429.95 × 7,580.06
  4. Step 4: Simplify right side
    30,953.61x = 351,941,574.65
  5. Step 5: Solve for x
    x = 351,941,574.65/30,953.61
  6. Step 6: Final answer
    x = 11,369.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.