Home / 13,014.72-17,956.08-8,300.52

Finding the Fourth Proportional to 13,014.72, 17,956.08 and 8,300.52

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Solution

The fourth proportional to 13,014.72, 17,956.08 and 8,300.52 is: 11,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.72 : 17,956.08 = 8,300.52 : x
  2. Step 2: Convert to fraction form
    13,014.72/17,956.08 = 8,300.52/x
  3. Step 3: Cross multiply
    13,014.72x = 17,956.08 × 8,300.52
  4. Step 4: Simplify right side
    13,014.72x = 149,044,801.16
  5. Step 5: Solve for x
    x = 149,044,801.16/13,014.72
  6. Step 6: Final answer
    x = 11,452.02

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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.