Home / 19,785.54-29,677.25-4,994.59

Finding the Fourth Proportional to 19,785.54, 29,677.25 and 4,994.59

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Solution

The fourth proportional to 19,785.54, 29,677.25 and 4,994.59 is: 7,491.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.54 : 29,677.25 = 4,994.59 : x
  2. Step 2: Convert to fraction form
    19,785.54/29,677.25 = 4,994.59/x
  3. Step 3: Cross multiply
    19,785.54x = 29,677.25 × 4,994.59
  4. Step 4: Simplify right side
    19,785.54x = 148,225,696.08
  5. Step 5: Solve for x
    x = 148,225,696.08/19,785.54
  6. Step 6: Final answer
    x = 7,491.62

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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.