Home / 19,627.88-27,085.08-10,675.20

Finding the Fourth Proportional to 19,627.88, 27,085.08 and 10,675.20

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Solution

The fourth proportional to 19,627.88, 27,085.08 and 10,675.20 is: 14,731.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.88 : 27,085.08 = 10,675.20 : x
  2. Step 2: Convert to fraction form
    19,627.88/27,085.08 = 10,675.20/x
  3. Step 3: Cross multiply
    19,627.88x = 27,085.08 × 10,675.20
  4. Step 4: Simplify right side
    19,627.88x = 289,138,646.02
  5. Step 5: Solve for x
    x = 289,138,646.02/19,627.88
  6. Step 6: Final answer
    x = 14,731.02

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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.