Home / 13,256.24-18,294.10-7,950.04

Finding the Fourth Proportional to 13,256.24, 18,294.10 and 7,950.04

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Solution

The fourth proportional to 13,256.24, 18,294.10 and 7,950.04 is: 10,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.24 : 18,294.10 = 7,950.04 : x
  2. Step 2: Convert to fraction form
    13,256.24/18,294.10 = 7,950.04/x
  3. Step 3: Cross multiply
    13,256.24x = 18,294.10 × 7,950.04
  4. Step 4: Simplify right side
    13,256.24x = 145,438,826.76
  5. Step 5: Solve for x
    x = 145,438,826.76/13,256.24
  6. Step 6: Final answer
    x = 10,971.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.