Home / 56,455.74-84,609.79-23,136.80

Finding the Fourth Proportional to 56,455.74, 84,609.79 and 23,136.80

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Solution

The fourth proportional to 56,455.74, 84,609.79 and 23,136.80 is: 34,674.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.74 : 84,609.79 = 23,136.80 : x
  2. Step 2: Convert to fraction form
    56,455.74/84,609.79 = 23,136.80/x
  3. Step 3: Cross multiply
    56,455.74x = 84,609.79 × 23,136.80
  4. Step 4: Simplify right side
    56,455.74x = 1,957,599,443.06
  5. Step 5: Solve for x
    x = 1,957,599,443.06/56,455.74
  6. Step 6: Final answer
    x = 34,674.94

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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.