Home / 19,068.50-26,315.97-10,685.54

Finding the Fourth Proportional to 19,068.50, 26,315.97 and 10,685.54

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Solution

The fourth proportional to 19,068.50, 26,315.97 and 10,685.54 is: 14,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,068.50 : 26,315.97 = 10,685.54 : x
  2. Step 2: Convert to fraction form
    19,068.50/26,315.97 = 10,685.54/x
  3. Step 3: Cross multiply
    19,068.50x = 26,315.97 × 10,685.54
  4. Step 4: Simplify right side
    19,068.50x = 281,200,350.07
  5. Step 5: Solve for x
    x = 281,200,350.07/19,068.50
  6. Step 6: Final answer
    x = 14,746.85

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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.