Home / 55,790.29-76,952.39-35,638.22

Finding the Fourth Proportional to 55,790.29, 76,952.39 and 35,638.22

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Solution

The fourth proportional to 55,790.29, 76,952.39 and 35,638.22 is: 49,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,790.29 : 76,952.39 = 35,638.22 : x
  2. Step 2: Convert to fraction form
    55,790.29/76,952.39 = 35,638.22/x
  3. Step 3: Cross multiply
    55,790.29x = 76,952.39 × 35,638.22
  4. Step 4: Simplify right side
    55,790.29x = 2,742,446,352.18
  5. Step 5: Solve for x
    x = 2,742,446,352.18/55,790.29
  6. Step 6: Final answer
    x = 49,156.34

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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.