Home / 55,764.95-76,954.91-30,271.31

Finding the Fourth Proportional to 55,764.95, 76,954.91 and 30,271.31

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Solution

The fourth proportional to 55,764.95, 76,954.91 and 30,271.31 is: 41,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,764.95 : 76,954.91 = 30,271.31 : x
  2. Step 2: Convert to fraction form
    55,764.95/76,954.91 = 30,271.31/x
  3. Step 3: Cross multiply
    55,764.95x = 76,954.91 × 30,271.31
  4. Step 4: Simplify right side
    55,764.95x = 2,329,525,400.50
  5. Step 5: Solve for x
    x = 2,329,525,400.50/55,764.95
  6. Step 6: Final answer
    x = 41,774.01

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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.