Home / 47,541.80-65,618.70-31,626.92

Finding the Fourth Proportional to 47,541.80, 65,618.70 and 31,626.92

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Solution

The fourth proportional to 47,541.80, 65,618.70 and 31,626.92 is: 43,652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,541.80 : 65,618.70 = 31,626.92 : x
  2. Step 2: Convert to fraction form
    47,541.80/65,618.70 = 31,626.92/x
  3. Step 3: Cross multiply
    47,541.80x = 65,618.70 × 31,626.92
  4. Step 4: Simplify right side
    47,541.80x = 2,075,317,375.40
  5. Step 5: Solve for x
    x = 2,075,317,375.40/47,541.80
  6. Step 6: Final answer
    x = 43,652.48

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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.