Home / 47,465.39-71,208.32-14,188.16

Finding the Fourth Proportional to 47,465.39, 71,208.32 and 14,188.16

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Solution

The fourth proportional to 47,465.39, 71,208.32 and 14,188.16 is: 21,285.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,465.39 : 71,208.32 = 14,188.16 : x
  2. Step 2: Convert to fraction form
    47,465.39/71,208.32 = 14,188.16/x
  3. Step 3: Cross multiply
    47,465.39x = 71,208.32 × 14,188.16
  4. Step 4: Simplify right side
    47,465.39x = 1,010,315,144.57
  5. Step 5: Solve for x
    x = 1,010,315,144.57/47,465.39
  6. Step 6: Final answer
    x = 21,285.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.