Home / 24,790.79-34,211.27-13,612.79

Finding the Fourth Proportional to 24,790.79, 34,211.27 and 13,612.79

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Solution

The fourth proportional to 24,790.79, 34,211.27 and 13,612.79 is: 18,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,790.79 : 34,211.27 = 13,612.79 : x
  2. Step 2: Convert to fraction form
    24,790.79/34,211.27 = 13,612.79/x
  3. Step 3: Cross multiply
    24,790.79x = 34,211.27 × 13,612.79
  4. Step 4: Simplify right side
    24,790.79x = 465,710,953.70
  5. Step 5: Solve for x
    x = 465,710,953.70/24,790.79
  6. Step 6: Final answer
    x = 18,785.64

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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.