Home / 14,033.96-21,038.54-5,720.93

Finding the Fourth Proportional to 14,033.96, 21,038.54 and 5,720.93

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Solution

The fourth proportional to 14,033.96, 21,038.54 and 5,720.93 is: 8,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.96 : 21,038.54 = 5,720.93 : x
  2. Step 2: Convert to fraction form
    14,033.96/21,038.54 = 5,720.93/x
  3. Step 3: Cross multiply
    14,033.96x = 21,038.54 × 5,720.93
  4. Step 4: Simplify right side
    14,033.96x = 120,359,959.74
  5. Step 5: Solve for x
    x = 120,359,959.74/14,033.96
  6. Step 6: Final answer
    x = 8,576.34

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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.