Home / 16,946.30-23,382.45-10,977.14

Finding the Fourth Proportional to 16,946.30, 23,382.45 and 10,977.14

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Solution

The fourth proportional to 16,946.30, 23,382.45 and 10,977.14 is: 15,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.30 : 23,382.45 = 10,977.14 : x
  2. Step 2: Convert to fraction form
    16,946.30/23,382.45 = 10,977.14/x
  3. Step 3: Cross multiply
    16,946.30x = 23,382.45 × 10,977.14
  4. Step 4: Simplify right side
    16,946.30x = 256,672,427.19
  5. Step 5: Solve for x
    x = 256,672,427.19/16,946.30
  6. Step 6: Final answer
    x = 15,146.22

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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.