Home / 46,931.31-70,396.91-18,851.37

Finding the Fourth Proportional to 46,931.31, 70,396.91 and 18,851.37

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Solution

The fourth proportional to 46,931.31, 70,396.91 and 18,851.37 is: 28,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,931.31 : 70,396.91 = 18,851.37 : x
  2. Step 2: Convert to fraction form
    46,931.31/70,396.91 = 18,851.37/x
  3. Step 3: Cross multiply
    46,931.31x = 70,396.91 × 18,851.37
  4. Step 4: Simplify right side
    46,931.31x = 1,327,078,015.75
  5. Step 5: Solve for x
    x = 1,327,078,015.75/46,931.31
  6. Step 6: Final answer
    x = 28,277.03

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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.