Home / 27,246.10-37,600.73-15,309.40

Finding the Fourth Proportional to 27,246.10, 37,600.73 and 15,309.40

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Solution

The fourth proportional to 27,246.10, 37,600.73 and 15,309.40 is: 21,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,246.10 : 37,600.73 = 15,309.40 : x
  2. Step 2: Convert to fraction form
    27,246.10/37,600.73 = 15,309.40/x
  3. Step 3: Cross multiply
    27,246.10x = 37,600.73 × 15,309.40
  4. Step 4: Simplify right side
    27,246.10x = 575,644,615.86
  5. Step 5: Solve for x
    x = 575,644,615.86/27,246.10
  6. Step 6: Final answer
    x = 21,127.60

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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.