Home / 20,322.19-30,492.02-10,951.30

Finding the Fourth Proportional to 20,322.19, 30,492.02 and 10,951.30

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Solution

The fourth proportional to 20,322.19, 30,492.02 and 10,951.30 is: 16,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,322.19 : 30,492.02 = 10,951.30 : x
  2. Step 2: Convert to fraction form
    20,322.19/30,492.02 = 10,951.30/x
  3. Step 3: Cross multiply
    20,322.19x = 30,492.02 × 10,951.30
  4. Step 4: Simplify right side
    20,322.19x = 333,927,258.63
  5. Step 5: Solve for x
    x = 333,927,258.63/20,322.19
  6. Step 6: Final answer
    x = 16,431.66

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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.