Home / 13,461.40-20,195.70-9,573.40

Finding the Fourth Proportional to 13,461.40, 20,195.70 and 9,573.40

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Solution

The fourth proportional to 13,461.40, 20,195.70 and 9,573.40 is: 14,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.40 : 20,195.70 = 9,573.40 : x
  2. Step 2: Convert to fraction form
    13,461.40/20,195.70 = 9,573.40/x
  3. Step 3: Cross multiply
    13,461.40x = 20,195.70 × 9,573.40
  4. Step 4: Simplify right side
    13,461.40x = 193,341,514.38
  5. Step 5: Solve for x
    x = 193,341,514.38/13,461.40
  6. Step 6: Final answer
    x = 14,362.66

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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.