Home / 17,689.03-24,381.61-12,021.19

Finding the Fourth Proportional to 17,689.03, 24,381.61 and 12,021.19

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Solution

The fourth proportional to 17,689.03, 24,381.61 and 12,021.19 is: 16,569.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.03 : 24,381.61 = 12,021.19 : x
  2. Step 2: Convert to fraction form
    17,689.03/24,381.61 = 12,021.19/x
  3. Step 3: Cross multiply
    17,689.03x = 24,381.61 × 12,021.19
  4. Step 4: Simplify right side
    17,689.03x = 293,095,966.32
  5. Step 5: Solve for x
    x = 293,095,966.32/17,689.03
  6. Step 6: Final answer
    x = 16,569.36

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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.