Home / 30,061.44-45,102.24-14,477.28

Finding the Fourth Proportional to 30,061.44, 45,102.24 and 14,477.28

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Solution

The fourth proportional to 30,061.44, 45,102.24 and 14,477.28 is: 21,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.44 : 45,102.24 = 14,477.28 : x
  2. Step 2: Convert to fraction form
    30,061.44/45,102.24 = 14,477.28/x
  3. Step 3: Cross multiply
    30,061.44x = 45,102.24 × 14,477.28
  4. Step 4: Simplify right side
    30,061.44x = 652,957,757.11
  5. Step 5: Solve for x
    x = 652,957,757.11/30,061.44
  6. Step 6: Final answer
    x = 21,720.77

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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.