Home / 21,283.83-31,925.75-6,492.42

Finding the Fourth Proportional to 21,283.83, 31,925.75 and 6,492.42

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Solution

The fourth proportional to 21,283.83, 31,925.75 and 6,492.42 is: 9,738.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283.83 : 31,925.75 = 6,492.42 : x
  2. Step 2: Convert to fraction form
    21,283.83/31,925.75 = 6,492.42/x
  3. Step 3: Cross multiply
    21,283.83x = 31,925.75 × 6,492.42
  4. Step 4: Simplify right side
    21,283.83x = 207,275,345.35
  5. Step 5: Solve for x
    x = 207,275,345.35/21,283.83
  6. Step 6: Final answer
    x = 9,738.63

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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.