Home / 29,696.18-40,947.08-18,926.64

Finding the Fourth Proportional to 29,696.18, 40,947.08 and 18,926.64

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Solution

The fourth proportional to 29,696.18, 40,947.08 and 18,926.64 is: 26,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,696.18 : 40,947.08 = 18,926.64 : x
  2. Step 2: Convert to fraction form
    29,696.18/40,947.08 = 18,926.64/x
  3. Step 3: Cross multiply
    29,696.18x = 40,947.08 × 18,926.64
  4. Step 4: Simplify right side
    29,696.18x = 774,990,689.53
  5. Step 5: Solve for x
    x = 774,990,689.53/29,696.18
  6. Step 6: Final answer
    x = 26,097.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.