Home / 15,406.20-23,088.24-7,082.64

Finding the Fourth Proportional to 15,406.20, 23,088.24 and 7,082.64

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Solution

The fourth proportional to 15,406.20, 23,088.24 and 7,082.64 is: 10,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.20 : 23,088.24 = 7,082.64 : x
  2. Step 2: Convert to fraction form
    15,406.20/23,088.24 = 7,082.64/x
  3. Step 3: Cross multiply
    15,406.20x = 23,088.24 × 7,082.64
  4. Step 4: Simplify right side
    15,406.20x = 163,525,692.15
  5. Step 5: Solve for x
    x = 163,525,692.15/15,406.20
  6. Step 6: Final answer
    x = 10,614.28

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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.