Home / 14,608.58-20,159.97-13,492.40

Finding the Fourth Proportional to 14,608.58, 20,159.97 and 13,492.40

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Solution

The fourth proportional to 14,608.58, 20,159.97 and 13,492.40 is: 18,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.58 : 20,159.97 = 13,492.40 : x
  2. Step 2: Convert to fraction form
    14,608.58/20,159.97 = 13,492.40/x
  3. Step 3: Cross multiply
    14,608.58x = 20,159.97 × 13,492.40
  4. Step 4: Simplify right side
    14,608.58x = 272,006,379.23
  5. Step 5: Solve for x
    x = 272,006,379.23/14,608.58
  6. Step 6: Final answer
    x = 18,619.63

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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.