Home / 15,570.24-23,313.60-9,715.20

Finding the Fourth Proportional to 15,570.24, 23,313.60 and 9,715.20

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Solution

The fourth proportional to 15,570.24, 23,313.60 and 9,715.20 is: 14,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570.24 : 23,313.60 = 9,715.20 : x
  2. Step 2: Convert to fraction form
    15,570.24/23,313.60 = 9,715.20/x
  3. Step 3: Cross multiply
    15,570.24x = 23,313.60 × 9,715.20
  4. Step 4: Simplify right side
    15,570.24x = 226,496,286.72
  5. Step 5: Solve for x
    x = 226,496,286.72/15,570.24
  6. Step 6: Final answer
    x = 14,546.74

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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.