Home / 17,956.13-24,780.05-10,300.72

Finding the Fourth Proportional to 17,956.13, 24,780.05 and 10,300.72

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Solution

The fourth proportional to 17,956.13, 24,780.05 and 10,300.72 is: 14,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,956.13 : 24,780.05 = 10,300.72 : x
  2. Step 2: Convert to fraction form
    17,956.13/24,780.05 = 10,300.72/x
  3. Step 3: Cross multiply
    17,956.13x = 24,780.05 × 10,300.72
  4. Step 4: Simplify right side
    17,956.13x = 255,252,357.24
  5. Step 5: Solve for x
    x = 255,252,357.24/17,956.13
  6. Step 6: Final answer
    x = 14,215.33

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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.