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Finding the Fourth Proportional to 46,666.11, 70,028.33 and 18,964.11

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Solution

The fourth proportional to 46,666.11, 70,028.33 and 18,964.11 is: 28,458.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,666.11 : 70,028.33 = 18,964.11 : x
  2. Step 2: Convert to fraction form
    46,666.11/70,028.33 = 18,964.11/x
  3. Step 3: Cross multiply
    46,666.11x = 70,028.33 × 18,964.11
  4. Step 4: Simplify right side
    46,666.11x = 1,328,024,953.24
  5. Step 5: Solve for x
    x = 1,328,024,953.24/46,666.11
  6. Step 6: Final answer
    x = 28,458.02

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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.