Home / 47,277.29-70,895.13-13,999.92

Finding the Fourth Proportional to 47,277.29, 70,895.13 and 13,999.92

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Solution

The fourth proportional to 47,277.29, 70,895.13 and 13,999.92 is: 20,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,277.29 : 70,895.13 = 13,999.92 : x
  2. Step 2: Convert to fraction form
    47,277.29/70,895.13 = 13,999.92/x
  3. Step 3: Cross multiply
    47,277.29x = 70,895.13 × 13,999.92
  4. Step 4: Simplify right side
    47,277.29x = 992,526,148.39
  5. Step 5: Solve for x
    x = 992,526,148.39/47,277.29
  6. Step 6: Final answer
    x = 20,993.72

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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.