Home / 16,853.78-23,265.66-10,888.35

Finding the Fourth Proportional to 16,853.78, 23,265.66 and 10,888.35

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Solution

The fourth proportional to 16,853.78, 23,265.66 and 10,888.35 is: 15,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853.78 : 23,265.66 = 10,888.35 : x
  2. Step 2: Convert to fraction form
    16,853.78/23,265.66 = 10,888.35/x
  3. Step 3: Cross multiply
    16,853.78x = 23,265.66 × 10,888.35
  4. Step 4: Simplify right side
    16,853.78x = 253,324,649.06
  5. Step 5: Solve for x
    x = 253,324,649.06/16,853.78
  6. Step 6: Final answer
    x = 15,030.74

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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.