Home / 15,985.37-22,062.63-10,022.15

Finding the Fourth Proportional to 15,985.37, 22,062.63 and 10,022.15

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Solution

The fourth proportional to 15,985.37, 22,062.63 and 10,022.15 is: 13,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985.37 : 22,062.63 = 10,022.15 : x
  2. Step 2: Convert to fraction form
    15,985.37/22,062.63 = 10,022.15/x
  3. Step 3: Cross multiply
    15,985.37x = 22,062.63 × 10,022.15
  4. Step 4: Simplify right side
    15,985.37x = 221,114,876.94
  5. Step 5: Solve for x
    x = 221,114,876.94/15,985.37
  6. Step 6: Final answer
    x = 13,832.33

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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.