Home / 14,713.60-22,006.40-13,164.80

Finding the Fourth Proportional to 14,713.60, 22,006.40 and 13,164.80

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Solution

The fourth proportional to 14,713.60, 22,006.40 and 13,164.80 is: 19,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.60 : 22,006.40 = 13,164.80 : x
  2. Step 2: Convert to fraction form
    14,713.60/22,006.40 = 13,164.80/x
  3. Step 3: Cross multiply
    14,713.60x = 22,006.40 × 13,164.80
  4. Step 4: Simplify right side
    14,713.60x = 289,709,854.72
  5. Step 5: Solve for x
    x = 289,709,854.72/14,713.60
  6. Step 6: Final answer
    x = 19,689.94

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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.