Home / 30,913.72-46,376.35-14,047.92

Finding the Fourth Proportional to 30,913.72, 46,376.35 and 14,047.92

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Solution

The fourth proportional to 30,913.72, 46,376.35 and 14,047.92 is: 21,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,913.72 : 46,376.35 = 14,047.92 : x
  2. Step 2: Convert to fraction form
    30,913.72/46,376.35 = 14,047.92/x
  3. Step 3: Cross multiply
    30,913.72x = 46,376.35 × 14,047.92
  4. Step 4: Simplify right side
    30,913.72x = 651,491,219.57
  5. Step 5: Solve for x
    x = 651,491,219.57/30,913.72
  6. Step 6: Final answer
    x = 21,074.50

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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.