Home / 19,492.52-29,238.80-8,955.56

Finding the Fourth Proportional to 19,492.52, 29,238.80 and 8,955.56

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Solution

The fourth proportional to 19,492.52, 29,238.80 and 8,955.56 is: 13,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492.52 : 29,238.80 = 8,955.56 : x
  2. Step 2: Convert to fraction form
    19,492.52/29,238.80 = 8,955.56/x
  3. Step 3: Cross multiply
    19,492.52x = 29,238.80 × 8,955.56
  4. Step 4: Simplify right side
    19,492.52x = 261,849,827.73
  5. Step 5: Solve for x
    x = 261,849,827.73/19,492.52
  6. Step 6: Final answer
    x = 13,433.35

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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.