Home / 14,038.20-19,333.35-13,732.02

Finding the Fourth Proportional to 14,038.20, 19,333.35 and 13,732.02

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Solution

The fourth proportional to 14,038.20, 19,333.35 and 13,732.02 is: 18,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.20 : 19,333.35 = 13,732.02 : x
  2. Step 2: Convert to fraction form
    14,038.20/19,333.35 = 13,732.02/x
  3. Step 3: Cross multiply
    14,038.20x = 19,333.35 × 13,732.02
  4. Step 4: Simplify right side
    14,038.20x = 265,485,948.87
  5. Step 5: Solve for x
    x = 265,485,948.87/14,038.20
  6. Step 6: Final answer
    x = 18,911.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.