Home / 18,995.09-26,214.80-10,498.87

Finding the Fourth Proportional to 18,995.09, 26,214.80 and 10,498.87

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Solution

The fourth proportional to 18,995.09, 26,214.80 and 10,498.87 is: 14,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995.09 : 26,214.80 = 10,498.87 : x
  2. Step 2: Convert to fraction form
    18,995.09/26,214.80 = 10,498.87/x
  3. Step 3: Cross multiply
    18,995.09x = 26,214.80 × 10,498.87
  4. Step 4: Simplify right side
    18,995.09x = 275,225,737.99
  5. Step 5: Solve for x
    x = 275,225,737.99/18,995.09
  6. Step 6: Final answer
    x = 14,489.31

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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.