Home / 18,880.36-26,056.26-10,498.12

Finding the Fourth Proportional to 18,880.36, 26,056.26 and 10,498.12

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Solution

The fourth proportional to 18,880.36, 26,056.26 and 10,498.12 is: 14,488.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.36 : 26,056.26 = 10,498.12 : x
  2. Step 2: Convert to fraction form
    18,880.36/26,056.26 = 10,498.12/x
  3. Step 3: Cross multiply
    18,880.36x = 26,056.26 × 10,498.12
  4. Step 4: Simplify right side
    18,880.36x = 273,541,744.23
  5. Step 5: Solve for x
    x = 273,541,744.23/18,880.36
  6. Step 6: Final answer
    x = 14,488.16

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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.