Home / 27,216.36-37,559.16-15,280.02

Finding the Fourth Proportional to 27,216.36, 37,559.16 and 15,280.02

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Solution

The fourth proportional to 27,216.36, 37,559.16 and 15,280.02 is: 21,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.36 : 37,559.16 = 15,280.02 : x
  2. Step 2: Convert to fraction form
    27,216.36/37,559.16 = 15,280.02/x
  3. Step 3: Cross multiply
    27,216.36x = 37,559.16 × 15,280.02
  4. Step 4: Simplify right side
    27,216.36x = 573,904,715.98
  5. Step 5: Solve for x
    x = 573,904,715.98/27,216.36
  6. Step 6: Final answer
    x = 21,086.76

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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.