Home / 34,580.22-47,722.23-19,472.90

Finding the Fourth Proportional to 34,580.22, 47,722.23 and 19,472.90

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Solution

The fourth proportional to 34,580.22, 47,722.23 and 19,472.90 is: 26,873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,580.22 : 47,722.23 = 19,472.90 : x
  2. Step 2: Convert to fraction form
    34,580.22/47,722.23 = 19,472.90/x
  3. Step 3: Cross multiply
    34,580.22x = 47,722.23 × 19,472.90
  4. Step 4: Simplify right side
    34,580.22x = 929,289,973.96
  5. Step 5: Solve for x
    x = 929,289,973.96/34,580.22
  6. Step 6: Final answer
    x = 26,873.45

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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.