Home / 56,399.72-84,596.47-18,955.93

Finding the Fourth Proportional to 56,399.72, 84,596.47 and 18,955.93

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Solution

The fourth proportional to 56,399.72, 84,596.47 and 18,955.93 is: 28,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,399.72 : 84,596.47 = 18,955.93 : x
  2. Step 2: Convert to fraction form
    56,399.72/84,596.47 = 18,955.93/x
  3. Step 3: Cross multiply
    56,399.72x = 84,596.47 × 18,955.93
  4. Step 4: Simplify right side
    56,399.72x = 1,603,604,668.79
  5. Step 5: Solve for x
    x = 1,603,604,668.79/56,399.72
  6. Step 6: Final answer
    x = 28,432.85

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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.