Home / 12,955.77-19,433.07-4,070.88

Finding the Fourth Proportional to 12,955.77, 19,433.07 and 4,070.88

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Solution

The fourth proportional to 12,955.77, 19,433.07 and 4,070.88 is: 6,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,955.77 : 19,433.07 = 4,070.88 : x
  2. Step 2: Convert to fraction form
    12,955.77/19,433.07 = 4,070.88/x
  3. Step 3: Cross multiply
    12,955.77x = 19,433.07 × 4,070.88
  4. Step 4: Simplify right side
    12,955.77x = 79,109,696.00
  5. Step 5: Solve for x
    x = 79,109,696.00/12,955.77
  6. Step 6: Final answer
    x = 6,106.14

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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.