Home / 55,638.90-83,461.75-18,202.93

Finding the Fourth Proportional to 55,638.90, 83,461.75 and 18,202.93

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Solution

The fourth proportional to 55,638.90, 83,461.75 and 18,202.93 is: 27,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,638.90 : 83,461.75 = 18,202.93 : x
  2. Step 2: Convert to fraction form
    55,638.90/83,461.75 = 18,202.93/x
  3. Step 3: Cross multiply
    55,638.90x = 83,461.75 × 18,202.93
  4. Step 4: Simplify right side
    55,638.90x = 1,519,248,451.75
  5. Step 5: Solve for x
    x = 1,519,248,451.75/55,638.90
  6. Step 6: Final answer
    x = 27,305.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.