Home / 45,445.73-62,722.76-29,308.50

Finding the Fourth Proportional to 45,445.73, 62,722.76 and 29,308.50

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Solution

The fourth proportional to 45,445.73, 62,722.76 and 29,308.50 is: 40,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,445.73 : 62,722.76 = 29,308.50 : x
  2. Step 2: Convert to fraction form
    45,445.73/62,722.76 = 29,308.50/x
  3. Step 3: Cross multiply
    45,445.73x = 62,722.76 × 29,308.50
  4. Step 4: Simplify right side
    45,445.73x = 1,838,309,864.92
  5. Step 5: Solve for x
    x = 1,838,309,864.92/45,445.73
  6. Step 6: Final answer
    x = 40,450.67

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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.