Home / 46,994.78-70,442.67-18,934.76

Finding the Fourth Proportional to 46,994.78, 70,442.67 and 18,934.76

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Solution

The fourth proportional to 46,994.78, 70,442.67 and 18,934.76 is: 28,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,994.78 : 70,442.67 = 18,934.76 : x
  2. Step 2: Convert to fraction form
    46,994.78/70,442.67 = 18,934.76/x
  3. Step 3: Cross multiply
    46,994.78x = 70,442.67 × 18,934.76
  4. Step 4: Simplify right side
    46,994.78x = 1,333,815,050.21
  5. Step 5: Solve for x
    x = 1,333,815,050.21/46,994.78
  6. Step 6: Final answer
    x = 28,382.20

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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.