Home / 31,483.95-43,448.18-17,338.11

Finding the Fourth Proportional to 31,483.95, 43,448.18 and 17,338.11

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Solution

The fourth proportional to 31,483.95, 43,448.18 and 17,338.11 is: 23,926.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483.95 : 43,448.18 = 17,338.11 : x
  2. Step 2: Convert to fraction form
    31,483.95/43,448.18 = 17,338.11/x
  3. Step 3: Cross multiply
    31,483.95x = 43,448.18 × 17,338.11
  4. Step 4: Simplify right side
    31,483.95x = 753,309,237.45
  5. Step 5: Solve for x
    x = 753,309,237.45/31,483.95
  6. Step 6: Final answer
    x = 23,926.77

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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.