Home / 47,328.16-65,292.18-31,174.60

Finding the Fourth Proportional to 47,328.16, 65,292.18 and 31,174.60

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Solution

The fourth proportional to 47,328.16, 65,292.18 and 31,174.60 is: 43,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,328.16 : 65,292.18 = 31,174.60 : x
  2. Step 2: Convert to fraction form
    47,328.16/65,292.18 = 31,174.60/x
  3. Step 3: Cross multiply
    47,328.16x = 65,292.18 × 31,174.60
  4. Step 4: Simplify right side
    47,328.16x = 2,035,457,594.63
  5. Step 5: Solve for x
    x = 2,035,457,594.63/47,328.16
  6. Step 6: Final answer
    x = 43,007.33

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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.