Home / 51,056.56-76,506.80-21,458.24

Finding the Fourth Proportional to 51,056.56, 76,506.80 and 21,458.24

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Solution

The fourth proportional to 51,056.56, 76,506.80 and 21,458.24 is: 32,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,056.56 : 76,506.80 = 21,458.24 : x
  2. Step 2: Convert to fraction form
    51,056.56/76,506.80 = 21,458.24/x
  3. Step 3: Cross multiply
    51,056.56x = 76,506.80 × 21,458.24
  4. Step 4: Simplify right side
    51,056.56x = 1,641,701,276.03
  5. Step 5: Solve for x
    x = 1,641,701,276.03/51,056.56
  6. Step 6: Final answer
    x = 32,154.56

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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.