Home / 51,056.34-76,588.17-13,616.21

Finding the Fourth Proportional to 51,056.34, 76,588.17 and 13,616.21

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Solution

The fourth proportional to 51,056.34, 76,588.17 and 13,616.21 is: 20,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.34 : 76,588.17 = 13,616.21 : x
  2. Step 2: Convert to fraction form
    51,056.34/76,588.17 = 13,616.21/x
  3. Step 3: Cross multiply
    51,056.34x = 76,588.17 × 13,616.21
  4. Step 4: Simplify right side
    51,056.34x = 1,042,840,746.65
  5. Step 5: Solve for x
    x = 1,042,840,746.65/51,056.34
  6. Step 6: Final answer
    x = 20,425.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.