Home / 57,389.34-79,197.23-31,894.91

Finding the Fourth Proportional to 57,389.34, 79,197.23 and 31,894.91

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Solution

The fourth proportional to 57,389.34, 79,197.23 and 31,894.91 is: 44,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,389.34 : 79,197.23 = 31,894.91 : x
  2. Step 2: Convert to fraction form
    57,389.34/79,197.23 = 31,894.91/x
  3. Step 3: Cross multiply
    57,389.34x = 79,197.23 × 31,894.91
  4. Step 4: Simplify right side
    57,389.34x = 2,525,987,967.64
  5. Step 5: Solve for x
    x = 2,525,987,967.64/57,389.34
  6. Step 6: Final answer
    x = 44,014.93

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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.