Home / 34,012.65-46,939.05-18,905.57

Finding the Fourth Proportional to 34,012.65, 46,939.05 and 18,905.57

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Solution

The fourth proportional to 34,012.65, 46,939.05 and 18,905.57 is: 26,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,012.65 : 46,939.05 = 18,905.57 : x
  2. Step 2: Convert to fraction form
    34,012.65/46,939.05 = 18,905.57/x
  3. Step 3: Cross multiply
    34,012.65x = 46,939.05 × 18,905.57
  4. Step 4: Simplify right side
    34,012.65x = 887,409,260.81
  5. Step 5: Solve for x
    x = 887,409,260.81/34,012.65
  6. Step 6: Final answer
    x = 26,090.57

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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.