Home / 13,302.30-19,953.45-12,092.70

Finding the Fourth Proportional to 13,302.30, 19,953.45 and 12,092.70

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Solution

The fourth proportional to 13,302.30, 19,953.45 and 12,092.70 is: 18,139.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.30 : 19,953.45 = 12,092.70 : x
  2. Step 2: Convert to fraction form
    13,302.30/19,953.45 = 12,092.70/x
  3. Step 3: Cross multiply
    13,302.30x = 19,953.45 × 12,092.70
  4. Step 4: Simplify right side
    13,302.30x = 241,291,084.82
  5. Step 5: Solve for x
    x = 241,291,084.82/13,302.30
  6. Step 6: Final answer
    x = 18,139.05

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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.