Home / 47,433.18-65,446.50-29,518.60

Finding the Fourth Proportional to 47,433.18, 65,446.50 and 29,518.60

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Solution

The fourth proportional to 47,433.18, 65,446.50 and 29,518.60 is: 40,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,433.18 : 65,446.50 = 29,518.60 : x
  2. Step 2: Convert to fraction form
    47,433.18/65,446.50 = 29,518.60/x
  3. Step 3: Cross multiply
    47,433.18x = 65,446.50 × 29,518.60
  4. Step 4: Simplify right side
    47,433.18x = 1,931,889,054.90
  5. Step 5: Solve for x
    x = 1,931,889,054.90/47,433.18
  6. Step 6: Final answer
    x = 40,728.64

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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.