Home / 55,216.90-82,826.07-15,775.30

Finding the Fourth Proportional to 55,216.90, 82,826.07 and 15,775.30

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Solution

The fourth proportional to 55,216.90, 82,826.07 and 15,775.30 is: 23,663.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,216.90 : 82,826.07 = 15,775.30 : x
  2. Step 2: Convert to fraction form
    55,216.90/82,826.07 = 15,775.30/x
  3. Step 3: Cross multiply
    55,216.90x = 82,826.07 × 15,775.30
  4. Step 4: Simplify right side
    55,216.90x = 1,306,606,102.07
  5. Step 5: Solve for x
    x = 1,306,606,102.07/55,216.90
  6. Step 6: Final answer
    x = 23,663.16

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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.