Home / 47,252.57-65,206.01-28,153.98

Finding the Fourth Proportional to 47,252.57, 65,206.01 and 28,153.98

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Solution

The fourth proportional to 47,252.57, 65,206.01 and 28,153.98 is: 38,850.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,252.57 : 65,206.01 = 28,153.98 : x
  2. Step 2: Convert to fraction form
    47,252.57/65,206.01 = 28,153.98/x
  3. Step 3: Cross multiply
    47,252.57x = 65,206.01 × 28,153.98
  4. Step 4: Simplify right side
    47,252.57x = 1,835,808,771.80
  5. Step 5: Solve for x
    x = 1,835,808,771.80/47,252.57
  6. Step 6: Final answer
    x = 38,850.99

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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.