Home / 55,801.31-76,976.93-34,543.67

Finding the Fourth Proportional to 55,801.31, 76,976.93 and 34,543.67

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Solution

The fourth proportional to 55,801.31, 76,976.93 and 34,543.67 is: 47,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,801.31 : 76,976.93 = 34,543.67 : x
  2. Step 2: Convert to fraction form
    55,801.31/76,976.93 = 34,543.67/x
  3. Step 3: Cross multiply
    55,801.31x = 76,976.93 × 34,543.67
  4. Step 4: Simplify right side
    55,801.31x = 2,659,065,369.01
  5. Step 5: Solve for x
    x = 2,659,065,369.01/55,801.31
  6. Step 6: Final answer
    x = 47,652.39

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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.