Home / 16,815.16-23,206.26-9,741.70

Finding the Fourth Proportional to 16,815.16, 23,206.26 and 9,741.70

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Solution

The fourth proportional to 16,815.16, 23,206.26 and 9,741.70 is: 13,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.16 : 23,206.26 = 9,741.70 : x
  2. Step 2: Convert to fraction form
    16,815.16/23,206.26 = 9,741.70/x
  3. Step 3: Cross multiply
    16,815.16x = 23,206.26 × 9,741.70
  4. Step 4: Simplify right side
    16,815.16x = 226,068,423.04
  5. Step 5: Solve for x
    x = 226,068,423.04/16,815.16
  6. Step 6: Final answer
    x = 13,444.32

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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.