Home / 46,752.21-64,485.29-31,638.21

Finding the Fourth Proportional to 46,752.21, 64,485.29 and 31,638.21

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Solution

The fourth proportional to 46,752.21, 64,485.29 and 31,638.21 is: 43,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,752.21 : 64,485.29 = 31,638.21 : x
  2. Step 2: Convert to fraction form
    46,752.21/64,485.29 = 31,638.21/x
  3. Step 3: Cross multiply
    46,752.21x = 64,485.29 × 31,638.21
  4. Step 4: Simplify right side
    46,752.21x = 2,040,199,146.93
  5. Step 5: Solve for x
    x = 2,040,199,146.93/46,752.21
  6. Step 6: Final answer
    x = 43,638.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.