Home / 30,772.46-46,140.24-14,111.63

Finding the Fourth Proportional to 30,772.46, 46,140.24 and 14,111.63

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Solution

The fourth proportional to 30,772.46, 46,140.24 and 14,111.63 is: 21,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.46 : 46,140.24 = 14,111.63 : x
  2. Step 2: Convert to fraction form
    30,772.46/46,140.24 = 14,111.63/x
  3. Step 3: Cross multiply
    30,772.46x = 46,140.24 × 14,111.63
  4. Step 4: Simplify right side
    30,772.46x = 651,113,817.21
  5. Step 5: Solve for x
    x = 651,113,817.21/30,772.46
  6. Step 6: Final answer
    x = 21,158.98

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Double scale
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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.