Home / 27,045.50-37,322.70-15,108.84

Finding the Fourth Proportional to 27,045.50, 37,322.70 and 15,108.84

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Solution

The fourth proportional to 27,045.50, 37,322.70 and 15,108.84 is: 20,850.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,045.50 : 37,322.70 = 15,108.84 : x
  2. Step 2: Convert to fraction form
    27,045.50/37,322.70 = 15,108.84/x
  3. Step 3: Cross multiply
    27,045.50x = 37,322.70 × 15,108.84
  4. Step 4: Simplify right side
    27,045.50x = 563,902,702.67
  5. Step 5: Solve for x
    x = 563,902,702.67/27,045.50
  6. Step 6: Final answer
    x = 20,850.15

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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.