Home / 15,563.60-23,315.16-13,901.84

Finding the Fourth Proportional to 15,563.60, 23,315.16 and 13,901.84

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Solution

The fourth proportional to 15,563.60, 23,315.16 and 13,901.84 is: 20,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.60 : 23,315.16 = 13,901.84 : x
  2. Step 2: Convert to fraction form
    15,563.60/23,315.16 = 13,901.84/x
  3. Step 3: Cross multiply
    15,563.60x = 23,315.16 × 13,901.84
  4. Step 4: Simplify right side
    15,563.60x = 324,123,623.89
  5. Step 5: Solve for x
    x = 324,123,623.89/15,563.60
  6. Step 6: Final answer
    x = 20,825.75

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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.