Home / 30,698.10-46,032.03-9,918.90

Finding the Fourth Proportional to 30,698.10, 46,032.03 and 9,918.90

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Solution

The fourth proportional to 30,698.10, 46,032.03 and 9,918.90 is: 14,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,698.10 : 46,032.03 = 9,918.90 : x
  2. Step 2: Convert to fraction form
    30,698.10/46,032.03 = 9,918.90/x
  3. Step 3: Cross multiply
    30,698.10x = 46,032.03 × 9,918.90
  4. Step 4: Simplify right side
    30,698.10x = 456,587,102.37
  5. Step 5: Solve for x
    x = 456,587,102.37/30,698.10
  6. Step 6: Final answer
    x = 14,873.46

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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.