Home / 33,820.13-46,673.93-18,916.13

Finding the Fourth Proportional to 33,820.13, 46,673.93 and 18,916.13

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Solution

The fourth proportional to 33,820.13, 46,673.93 and 18,916.13 is: 26,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.13 : 46,673.93 = 18,916.13 : x
  2. Step 2: Convert to fraction form
    33,820.13/46,673.93 = 18,916.13/x
  3. Step 3: Cross multiply
    33,820.13x = 46,673.93 × 18,916.13
  4. Step 4: Simplify right side
    33,820.13x = 882,890,127.49
  5. Step 5: Solve for x
    x = 882,890,127.49/33,820.13
  6. Step 6: Final answer
    x = 26,105.46

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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.