Home / 27,343.02-37,730.67-15,408.48

Finding the Fourth Proportional to 27,343.02, 37,730.67 and 15,408.48

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Solution

The fourth proportional to 27,343.02, 37,730.67 and 15,408.48 is: 21,262.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.02 : 37,730.67 = 15,408.48 : x
  2. Step 2: Convert to fraction form
    27,343.02/37,730.67 = 15,408.48/x
  3. Step 3: Cross multiply
    27,343.02x = 37,730.67 × 15,408.48
  4. Step 4: Simplify right side
    27,343.02x = 581,372,274.08
  5. Step 5: Solve for x
    x = 581,372,274.08/27,343.02
  6. Step 6: Final answer
    x = 21,262.18

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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.