Home / 17,989.06-24,818.40-10,431.24

Finding the Fourth Proportional to 17,989.06, 24,818.40 and 10,431.24

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Solution

The fourth proportional to 17,989.06, 24,818.40 and 10,431.24 is: 14,391.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.06 : 24,818.40 = 10,431.24 : x
  2. Step 2: Convert to fraction form
    17,989.06/24,818.40 = 10,431.24/x
  3. Step 3: Cross multiply
    17,989.06x = 24,818.40 × 10,431.24
  4. Step 4: Simplify right side
    17,989.06x = 258,886,686.82
  5. Step 5: Solve for x
    x = 258,886,686.82/17,989.06
  6. Step 6: Final answer
    x = 14,391.34

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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.