Home / 15,475.72-23,209.26-4,945.72

Finding the Fourth Proportional to 15,475.72, 23,209.26 and 4,945.72

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Solution

The fourth proportional to 15,475.72, 23,209.26 and 4,945.72 is: 7,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.72 : 23,209.26 = 4,945.72 : x
  2. Step 2: Convert to fraction form
    15,475.72/23,209.26 = 4,945.72/x
  3. Step 3: Cross multiply
    15,475.72x = 23,209.26 × 4,945.72
  4. Step 4: Simplify right side
    15,475.72x = 114,786,501.37
  5. Step 5: Solve for x
    x = 114,786,501.37/15,475.72
  6. Step 6: Final answer
    x = 7,417.20

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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.