Home / 14,048.64-21,056.96-4,686.46

Finding the Fourth Proportional to 14,048.64, 21,056.96 and 4,686.46

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Solution

The fourth proportional to 14,048.64, 21,056.96 and 4,686.46 is: 7,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.64 : 21,056.96 = 4,686.46 : x
  2. Step 2: Convert to fraction form
    14,048.64/21,056.96 = 4,686.46/x
  3. Step 3: Cross multiply
    14,048.64x = 21,056.96 × 4,686.46
  4. Step 4: Simplify right side
    14,048.64x = 98,682,559.84
  5. Step 5: Solve for x
    x = 98,682,559.84/14,048.64
  6. Step 6: Final answer
    x = 7,024.35

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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.