Home / 19,937.94-27,514.22-10,985.23

Finding the Fourth Proportional to 19,937.94, 27,514.22 and 10,985.23

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Solution

The fourth proportional to 19,937.94, 27,514.22 and 10,985.23 is: 15,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.94 : 27,514.22 = 10,985.23 : x
  2. Step 2: Convert to fraction form
    19,937.94/27,514.22 = 10,985.23/x
  3. Step 3: Cross multiply
    19,937.94x = 27,514.22 × 10,985.23
  4. Step 4: Simplify right side
    19,937.94x = 302,249,980.04
  5. Step 5: Solve for x
    x = 302,249,980.04/19,937.94
  6. Step 6: Final answer
    x = 15,159.54

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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.