Home / 45,240.18-62,390.54-28,245.98

Finding the Fourth Proportional to 45,240.18, 62,390.54 and 28,245.98

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Solution

The fourth proportional to 45,240.18, 62,390.54 and 28,245.98 is: 38,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,240.18 : 62,390.54 = 28,245.98 : x
  2. Step 2: Convert to fraction form
    45,240.18/62,390.54 = 28,245.98/x
  3. Step 3: Cross multiply
    45,240.18x = 62,390.54 × 28,245.98
  4. Step 4: Simplify right side
    45,240.18x = 1,762,281,491.85
  5. Step 5: Solve for x
    x = 1,762,281,491.85/45,240.18
  6. Step 6: Final answer
    x = 38,953.90

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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.