Home / 13,049.48-19,565.88-8,602.01

Finding the Fourth Proportional to 13,049.48, 19,565.88 and 8,602.01

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Solution

The fourth proportional to 13,049.48, 19,565.88 and 8,602.01 is: 12,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.48 : 19,565.88 = 8,602.01 : x
  2. Step 2: Convert to fraction form
    13,049.48/19,565.88 = 8,602.01/x
  3. Step 3: Cross multiply
    13,049.48x = 19,565.88 × 8,602.01
  4. Step 4: Simplify right side
    13,049.48x = 168,305,797.59
  5. Step 5: Solve for x
    x = 168,305,797.59/13,049.48
  6. Step 6: Final answer
    x = 12,897.51

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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.