Home / 47,477.68-71,215.86-14,197.12

Finding the Fourth Proportional to 47,477.68, 71,215.86 and 14,197.12

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Solution

The fourth proportional to 47,477.68, 71,215.86 and 14,197.12 is: 21,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,477.68 : 71,215.86 = 14,197.12 : x
  2. Step 2: Convert to fraction form
    47,477.68/71,215.86 = 14,197.12/x
  3. Step 3: Cross multiply
    47,477.68x = 71,215.86 × 14,197.12
  4. Step 4: Simplify right side
    47,477.68x = 1,011,060,110.32
  5. Step 5: Solve for x
    x = 1,011,060,110.32/47,477.68
  6. Step 6: Final answer
    x = 21,295.48

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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.