Home / 30,767.42-46,161.88-9,710.72

Finding the Fourth Proportional to 30,767.42, 46,161.88 and 9,710.72

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Solution

The fourth proportional to 30,767.42, 46,161.88 and 9,710.72 is: 14,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,767.42 : 46,161.88 = 9,710.72 : x
  2. Step 2: Convert to fraction form
    30,767.42/46,161.88 = 9,710.72/x
  3. Step 3: Cross multiply
    30,767.42x = 46,161.88 × 9,710.72
  4. Step 4: Simplify right side
    30,767.42x = 448,265,091.35
  5. Step 5: Solve for x
    x = 448,265,091.35/30,767.42
  6. Step 6: Final answer
    x = 14,569.47

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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.