Home / 17,979.23-24,809.28-10,423.98

Finding the Fourth Proportional to 17,979.23, 24,809.28 and 10,423.98

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Solution

The fourth proportional to 17,979.23, 24,809.28 and 10,423.98 is: 14,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.23 : 24,809.28 = 10,423.98 : x
  2. Step 2: Convert to fraction form
    17,979.23/24,809.28 = 10,423.98/x
  3. Step 3: Cross multiply
    17,979.23x = 24,809.28 × 10,423.98
  4. Step 4: Simplify right side
    17,979.23x = 258,611,438.53
  5. Step 5: Solve for x
    x = 258,611,438.53/17,979.23
  6. Step 6: Final answer
    x = 14,383.90

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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.