Home / 27,501.12-37,951-15,564.24

Finding the Fourth Proportional to 27,501.12, 37,951 and 15,564.24

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Solution

The fourth proportional to 27,501.12, 37,951 and 15,564.24 is: 21,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.12 : 37,951 = 15,564.24 : x
  2. Step 2: Convert to fraction form
    27,501.12/37,951 = 15,564.24/x
  3. Step 3: Cross multiply
    27,501.12x = 37,951 × 15,564.24
  4. Step 4: Simplify right side
    27,501.12x = 590,678,472.24
  5. Step 5: Solve for x
    x = 590,678,472.24/27,501.12
  6. Step 6: Final answer
    x = 21,478.34

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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.