Home / 27,223.07-37,567.89-15,290.28

Finding the Fourth Proportional to 27,223.07, 37,567.89 and 15,290.28

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Solution

The fourth proportional to 27,223.07, 37,567.89 and 15,290.28 is: 21,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,223.07 : 37,567.89 = 15,290.28 : x
  2. Step 2: Convert to fraction form
    27,223.07/37,567.89 = 15,290.28/x
  3. Step 3: Cross multiply
    27,223.07x = 37,567.89 × 15,290.28
  4. Step 4: Simplify right side
    27,223.07x = 574,423,557.11
  5. Step 5: Solve for x
    x = 574,423,557.11/27,223.07
  6. Step 6: Final answer
    x = 21,100.62

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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.