Home / 18,993.07-26,210.28-10,495.76

Finding the Fourth Proportional to 18,993.07, 26,210.28 and 10,495.76

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Solution

The fourth proportional to 18,993.07, 26,210.28 and 10,495.76 is: 14,484.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,993.07 : 26,210.28 = 10,495.76 : x
  2. Step 2: Convert to fraction form
    18,993.07/26,210.28 = 10,495.76/x
  3. Step 3: Cross multiply
    18,993.07x = 26,210.28 × 10,495.76
  4. Step 4: Simplify right side
    18,993.07x = 275,096,873.94
  5. Step 5: Solve for x
    x = 275,096,873.94/18,993.07
  6. Step 6: Final answer
    x = 14,484.07

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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.