Home / 30,758.52-46,138.23-9,698.16

Finding the Fourth Proportional to 30,758.52, 46,138.23 and 9,698.16

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Solution

The fourth proportional to 30,758.52, 46,138.23 and 9,698.16 is: 14,547.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758.52 : 46,138.23 = 9,698.16 : x
  2. Step 2: Convert to fraction form
    30,758.52/46,138.23 = 9,698.16/x
  3. Step 3: Cross multiply
    30,758.52x = 46,138.23 × 9,698.16
  4. Step 4: Simplify right side
    30,758.52x = 447,455,936.66
  5. Step 5: Solve for x
    x = 447,455,936.66/30,758.52
  6. Step 6: Final answer
    x = 14,547.38

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1.5x scale

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.