Home / 47,375.40-65,332.62-36,603.12

Finding the Fourth Proportional to 47,375.40, 65,332.62 and 36,603.12

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Solution

The fourth proportional to 47,375.40, 65,332.62 and 36,603.12 is: 50,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.40 : 65,332.62 = 36,603.12 : x
  2. Step 2: Convert to fraction form
    47,375.40/65,332.62 = 36,603.12/x
  3. Step 3: Cross multiply
    47,375.40x = 65,332.62 × 36,603.12
  4. Step 4: Simplify right side
    47,375.40x = 2,391,377,729.77
  5. Step 5: Solve for x
    x = 2,391,377,729.77/47,375.40
  6. Step 6: Final answer
    x = 50,477.20

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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.