Home / 25,079.72-34,615.12-14,467.92

Finding the Fourth Proportional to 25,079.72, 34,615.12 and 14,467.92

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Solution

The fourth proportional to 25,079.72, 34,615.12 and 14,467.92 is: 19,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.72 : 34,615.12 = 14,467.92 : x
  2. Step 2: Convert to fraction form
    25,079.72/34,615.12 = 14,467.92/x
  3. Step 3: Cross multiply
    25,079.72x = 34,615.12 × 14,467.92
  4. Step 4: Simplify right side
    25,079.72x = 500,808,786.95
  5. Step 5: Solve for x
    x = 500,808,786.95/25,079.72
  6. Step 6: Final answer
    x = 19,968.68

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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.