Home / 15,837.80-21,846.66-10,460.25

Finding the Fourth Proportional to 15,837.80, 21,846.66 and 10,460.25

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Solution

The fourth proportional to 15,837.80, 21,846.66 and 10,460.25 is: 14,428.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837.80 : 21,846.66 = 10,460.25 : x
  2. Step 2: Convert to fraction form
    15,837.80/21,846.66 = 10,460.25/x
  3. Step 3: Cross multiply
    15,837.80x = 21,846.66 × 10,460.25
  4. Step 4: Simplify right side
    15,837.80x = 228,521,389.88
  5. Step 5: Solve for x
    x = 228,521,389.88/15,837.80
  6. Step 6: Final answer
    x = 14,428.86

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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.