Home / 39,711.54-59,563.60-13,416.51

Finding the Fourth Proportional to 39,711.54, 59,563.60 and 13,416.51

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Solution

The fourth proportional to 39,711.54, 59,563.60 and 13,416.51 is: 20,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.54 : 59,563.60 = 13,416.51 : x
  2. Step 2: Convert to fraction form
    39,711.54/59,563.60 = 13,416.51/x
  3. Step 3: Cross multiply
    39,711.54x = 59,563.60 × 13,416.51
  4. Step 4: Simplify right side
    39,711.54x = 799,135,635.04
  5. Step 5: Solve for x
    x = 799,135,635.04/39,711.54
  6. Step 6: Final answer
    x = 20,123.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.