Home / 27,645.60-41,465.35-9,872.45

Finding the Fourth Proportional to 27,645.60, 41,465.35 and 9,872.45

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Solution

The fourth proportional to 27,645.60, 41,465.35 and 9,872.45 is: 14,807.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,645.60 : 41,465.35 = 9,872.45 : x
  2. Step 2: Convert to fraction form
    27,645.60/41,465.35 = 9,872.45/x
  3. Step 3: Cross multiply
    27,645.60x = 41,465.35 × 9,872.45
  4. Step 4: Simplify right side
    27,645.60x = 409,364,555.12
  5. Step 5: Solve for x
    x = 409,364,555.12/27,645.60
  6. Step 6: Final answer
    x = 14,807.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.