Home / 19,088.41-28,632.61-10,340.41

Finding the Fourth Proportional to 19,088.41, 28,632.61 and 10,340.41

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Solution

The fourth proportional to 19,088.41, 28,632.61 and 10,340.41 is: 15,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.41 : 28,632.61 = 10,340.41 : x
  2. Step 2: Convert to fraction form
    19,088.41/28,632.61 = 10,340.41/x
  3. Step 3: Cross multiply
    19,088.41x = 28,632.61 × 10,340.41
  4. Step 4: Simplify right side
    19,088.41x = 296,072,926.77
  5. Step 5: Solve for x
    x = 296,072,926.77/19,088.41
  6. Step 6: Final answer
    x = 15,510.61

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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.