Home / 30,293.10-41,802.86-16,864.01

Finding the Fourth Proportional to 30,293.10, 41,802.86 and 16,864.01

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Solution

The fourth proportional to 30,293.10, 41,802.86 and 16,864.01 is: 23,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.10 : 41,802.86 = 16,864.01 : x
  2. Step 2: Convert to fraction form
    30,293.10/41,802.86 = 16,864.01/x
  3. Step 3: Cross multiply
    30,293.10x = 41,802.86 × 16,864.01
  4. Step 4: Simplify right side
    30,293.10x = 704,963,555.73
  5. Step 5: Solve for x
    x = 704,963,555.73/30,293.10
  6. Step 6: Final answer
    x = 23,271.42

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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.