Home / 27,250.24-37,606-15,312.86

Finding the Fourth Proportional to 27,250.24, 37,606 and 15,312.86

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Solution

The fourth proportional to 27,250.24, 37,606 and 15,312.86 is: 21,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,250.24 : 37,606 = 15,312.86 : x
  2. Step 2: Convert to fraction form
    27,250.24/37,606 = 15,312.86/x
  3. Step 3: Cross multiply
    27,250.24x = 37,606 × 15,312.86
  4. Step 4: Simplify right side
    27,250.24x = 575,855,413.16
  5. Step 5: Solve for x
    x = 575,855,413.16/27,250.24
  6. Step 6: Final answer
    x = 21,132.12

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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.