Home / 18,592.06-27,888.12-13,070.08

Finding the Fourth Proportional to 18,592.06, 27,888.12 and 13,070.08

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Solution

The fourth proportional to 18,592.06, 27,888.12 and 13,070.08 is: 19,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.06 : 27,888.12 = 13,070.08 : x
  2. Step 2: Convert to fraction form
    18,592.06/27,888.12 = 13,070.08/x
  3. Step 3: Cross multiply
    18,592.06x = 27,888.12 × 13,070.08
  4. Step 4: Simplify right side
    18,592.06x = 364,499,959.45
  5. Step 5: Solve for x
    x = 364,499,959.45/18,592.06
  6. Step 6: Final answer
    x = 19,605.14

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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.