Home / 16,782.48-23,148.11-14,247.11

Finding the Fourth Proportional to 16,782.48, 23,148.11 and 14,247.11

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Solution

The fourth proportional to 16,782.48, 23,148.11 and 14,247.11 is: 19,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.48 : 23,148.11 = 14,247.11 : x
  2. Step 2: Convert to fraction form
    16,782.48/23,148.11 = 14,247.11/x
  3. Step 3: Cross multiply
    16,782.48x = 23,148.11 × 14,247.11
  4. Step 4: Simplify right side
    16,782.48x = 329,793,762.95
  5. Step 5: Solve for x
    x = 329,793,762.95/16,782.48
  6. Step 6: Final answer
    x = 19,651.07

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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.