Home / 14,148.24-21,238.52-11,031.60

Finding the Fourth Proportional to 14,148.24, 21,238.52 and 11,031.60

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Solution

The fourth proportional to 14,148.24, 21,238.52 and 11,031.60 is: 16,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.24 : 21,238.52 = 11,031.60 : x
  2. Step 2: Convert to fraction form
    14,148.24/21,238.52 = 11,031.60/x
  3. Step 3: Cross multiply
    14,148.24x = 21,238.52 × 11,031.60
  4. Step 4: Simplify right side
    14,148.24x = 234,294,857.23
  5. Step 5: Solve for x
    x = 234,294,857.23/14,148.24
  6. Step 6: Final answer
    x = 16,560.00

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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.