Home / 27,222.66-37,566.98-15,285.72

Finding the Fourth Proportional to 27,222.66, 37,566.98 and 15,285.72

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Solution

The fourth proportional to 27,222.66, 37,566.98 and 15,285.72 is: 21,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.66 : 37,566.98 = 15,285.72 : x
  2. Step 2: Convert to fraction form
    27,222.66/37,566.98 = 15,285.72/x
  3. Step 3: Cross multiply
    27,222.66x = 37,566.98 × 15,285.72
  4. Step 4: Simplify right side
    27,222.66x = 574,238,337.53
  5. Step 5: Solve for x
    x = 574,238,337.53/27,222.66
  6. Step 6: Final answer
    x = 21,094.13

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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.