Home / 31,365.38-47,055.35-10,588.88

Finding the Fourth Proportional to 31,365.38, 47,055.35 and 10,588.88

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Solution

The fourth proportional to 31,365.38, 47,055.35 and 10,588.88 is: 15,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,365.38 : 47,055.35 = 10,588.88 : x
  2. Step 2: Convert to fraction form
    31,365.38/47,055.35 = 10,588.88/x
  3. Step 3: Cross multiply
    31,365.38x = 47,055.35 × 10,588.88
  4. Step 4: Simplify right side
    31,365.38x = 498,263,245.70
  5. Step 5: Solve for x
    x = 498,263,245.70/31,365.38
  6. Step 6: Final answer
    x = 15,885.77

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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.