Home / 16,826.10-23,219.70-9,753.18

Finding the Fourth Proportional to 16,826.10, 23,219.70 and 9,753.18

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Solution

The fourth proportional to 16,826.10, 23,219.70 and 9,753.18 is: 13,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.10 : 23,219.70 = 9,753.18 : x
  2. Step 2: Convert to fraction form
    16,826.10/23,219.70 = 9,753.18/x
  3. Step 3: Cross multiply
    16,826.10x = 23,219.70 × 9,753.18
  4. Step 4: Simplify right side
    16,826.10x = 226,465,913.65
  5. Step 5: Solve for x
    x = 226,465,913.65/16,826.10
  6. Step 6: Final answer
    x = 13,459.20

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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.