Home / 27,246.42-37,603.42-15,309.50

Finding the Fourth Proportional to 27,246.42, 37,603.42 and 15,309.50

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Solution

The fourth proportional to 27,246.42, 37,603.42 and 15,309.50 is: 21,129.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,246.42 : 37,603.42 = 15,309.50 : x
  2. Step 2: Convert to fraction form
    27,246.42/37,603.42 = 15,309.50/x
  3. Step 3: Cross multiply
    27,246.42x = 37,603.42 × 15,309.50
  4. Step 4: Simplify right side
    27,246.42x = 575,689,558.49
  5. Step 5: Solve for x
    x = 575,689,558.49/27,246.42
  6. Step 6: Final answer
    x = 21,129.00

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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.