Home / 15,004.40-22,501.20-7,606.40

Finding the Fourth Proportional to 15,004.40, 22,501.20 and 7,606.40

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Solution

The fourth proportional to 15,004.40, 22,501.20 and 7,606.40 is: 11,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.40 : 22,501.20 = 7,606.40 : x
  2. Step 2: Convert to fraction form
    15,004.40/22,501.20 = 7,606.40/x
  3. Step 3: Cross multiply
    15,004.40x = 22,501.20 × 7,606.40
  4. Step 4: Simplify right side
    15,004.40x = 171,153,127.68
  5. Step 5: Solve for x
    x = 171,153,127.68/15,004.40
  6. Step 6: Final answer
    x = 11,406.86

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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.