Home / 14,501.46-21,752.31-5,141.54

Finding the Fourth Proportional to 14,501.46, 21,752.31 and 5,141.54

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Solution

The fourth proportional to 14,501.46, 21,752.31 and 5,141.54 is: 7,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.46 : 21,752.31 = 5,141.54 : x
  2. Step 2: Convert to fraction form
    14,501.46/21,752.31 = 5,141.54/x
  3. Step 3: Cross multiply
    14,501.46x = 21,752.31 × 5,141.54
  4. Step 4: Simplify right side
    14,501.46x = 111,840,263.20
  5. Step 5: Solve for x
    x = 111,840,263.20/14,501.46
  6. Step 6: Final answer
    x = 7,712.35

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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.