Home / 46,623.11-64,288.97-31,489.50

Finding the Fourth Proportional to 46,623.11, 64,288.97 and 31,489.50

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Solution

The fourth proportional to 46,623.11, 64,288.97 and 31,489.50 is: 43,421.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,623.11 : 64,288.97 = 31,489.50 : x
  2. Step 2: Convert to fraction form
    46,623.11/64,288.97 = 31,489.50/x
  3. Step 3: Cross multiply
    46,623.11x = 64,288.97 × 31,489.50
  4. Step 4: Simplify right side
    46,623.11x = 2,024,427,199.37
  5. Step 5: Solve for x
    x = 2,024,427,199.37/46,623.11
  6. Step 6: Final answer
    x = 43,421.11

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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.