Home / 31,518.24-47,289.12-10,741.44

Finding the Fourth Proportional to 31,518.24, 47,289.12 and 10,741.44

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Solution

The fourth proportional to 31,518.24, 47,289.12 and 10,741.44 is: 16,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518.24 : 47,289.12 = 10,741.44 : x
  2. Step 2: Convert to fraction form
    31,518.24/47,289.12 = 10,741.44/x
  3. Step 3: Cross multiply
    31,518.24x = 47,289.12 × 10,741.44
  4. Step 4: Simplify right side
    31,518.24x = 507,953,245.13
  5. Step 5: Solve for x
    x = 507,953,245.13/31,518.24
  6. Step 6: Final answer
    x = 16,116.17

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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.