Home / 30,104.15-45,156.24-17,710.56

Finding the Fourth Proportional to 30,104.15, 45,156.24 and 17,710.56

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Solution

The fourth proportional to 30,104.15, 45,156.24 and 17,710.56 is: 26,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.15 : 45,156.24 = 17,710.56 : x
  2. Step 2: Convert to fraction form
    30,104.15/45,156.24 = 17,710.56/x
  3. Step 3: Cross multiply
    30,104.15x = 45,156.24 × 17,710.56
  4. Step 4: Simplify right side
    30,104.15x = 799,742,297.89
  5. Step 5: Solve for x
    x = 799,742,297.89/30,104.15
  6. Step 6: Final answer
    x = 26,565.85

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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.