Home / 47,710.08-65,817.12-33,570.72

Finding the Fourth Proportional to 47,710.08, 65,817.12 and 33,570.72

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Solution

The fourth proportional to 47,710.08, 65,817.12 and 33,570.72 is: 46,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,710.08 : 65,817.12 = 33,570.72 : x
  2. Step 2: Convert to fraction form
    47,710.08/65,817.12 = 33,570.72/x
  3. Step 3: Cross multiply
    47,710.08x = 65,817.12 × 33,570.72
  4. Step 4: Simplify right side
    47,710.08x = 2,209,528,106.73
  5. Step 5: Solve for x
    x = 2,209,528,106.73/47,710.08
  6. Step 6: Final answer
    x = 46,311.56

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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.