Home / 14,656.14-20,225.70-8,368.52

Finding the Fourth Proportional to 14,656.14, 20,225.70 and 8,368.52

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Solution

The fourth proportional to 14,656.14, 20,225.70 and 8,368.52 is: 11,548.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.14 : 20,225.70 = 8,368.52 : x
  2. Step 2: Convert to fraction form
    14,656.14/20,225.70 = 8,368.52/x
  3. Step 3: Cross multiply
    14,656.14x = 20,225.70 × 8,368.52
  4. Step 4: Simplify right side
    14,656.14x = 169,259,073.84
  5. Step 5: Solve for x
    x = 169,259,073.84/14,656.14
  6. Step 6: Final answer
    x = 11,548.68

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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.