Home / 35,581.74-49,102.81-19,666.19

Finding the Fourth Proportional to 35,581.74, 49,102.81 and 19,666.19

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Solution

The fourth proportional to 35,581.74, 49,102.81 and 19,666.19 is: 27,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,581.74 : 49,102.81 = 19,666.19 : x
  2. Step 2: Convert to fraction form
    35,581.74/49,102.81 = 19,666.19/x
  3. Step 3: Cross multiply
    35,581.74x = 49,102.81 × 19,666.19
  4. Step 4: Simplify right side
    35,581.74x = 965,665,190.99
  5. Step 5: Solve for x
    x = 965,665,190.99/35,581.74
  6. Step 6: Final answer
    x = 27,139.35

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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.