Home / 15,634.56-23,454.15-4,539.81

Finding the Fourth Proportional to 15,634.56, 23,454.15 and 4,539.81

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Solution

The fourth proportional to 15,634.56, 23,454.15 and 4,539.81 is: 6,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,634.56 : 23,454.15 = 4,539.81 : x
  2. Step 2: Convert to fraction form
    15,634.56/23,454.15 = 4,539.81/x
  3. Step 3: Cross multiply
    15,634.56x = 23,454.15 × 4,539.81
  4. Step 4: Simplify right side
    15,634.56x = 106,477,384.71
  5. Step 5: Solve for x
    x = 106,477,384.71/15,634.56
  6. Step 6: Final answer
    x = 6,810.39

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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.