Home / 27,199.66-37,505.55-18,801.58

Finding the Fourth Proportional to 27,199.66, 37,505.55 and 18,801.58

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Solution

The fourth proportional to 27,199.66, 37,505.55 and 18,801.58 is: 25,925.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,199.66 : 37,505.55 = 18,801.58 : x
  2. Step 2: Convert to fraction form
    27,199.66/37,505.55 = 18,801.58/x
  3. Step 3: Cross multiply
    27,199.66x = 37,505.55 × 18,801.58
  4. Step 4: Simplify right side
    27,199.66x = 705,163,598.77
  5. Step 5: Solve for x
    x = 705,163,598.77/27,199.66
  6. Step 6: Final answer
    x = 25,925.46

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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.