Home / 30,759.64-46,139.56-9,701.66

Finding the Fourth Proportional to 30,759.64, 46,139.56 and 9,701.66

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Solution

The fourth proportional to 30,759.64, 46,139.56 and 9,701.66 is: 14,552.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,759.64 : 46,139.56 = 9,701.66 : x
  2. Step 2: Convert to fraction form
    30,759.64/46,139.56 = 9,701.66/x
  3. Step 3: Cross multiply
    30,759.64x = 46,139.56 × 9,701.66
  4. Step 4: Simplify right side
    30,759.64x = 447,630,323.67
  5. Step 5: Solve for x
    x = 447,630,323.67/30,759.64
  6. Step 6: Final answer
    x = 14,552.52

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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.