Home / 31,802.14-47,703.22-10,742.24

Finding the Fourth Proportional to 31,802.14, 47,703.22 and 10,742.24

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Solution

The fourth proportional to 31,802.14, 47,703.22 and 10,742.24 is: 16,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,802.14 : 47,703.22 = 10,742.24 : x
  2. Step 2: Convert to fraction form
    31,802.14/47,703.22 = 10,742.24/x
  3. Step 3: Cross multiply
    31,802.14x = 47,703.22 × 10,742.24
  4. Step 4: Simplify right side
    31,802.14x = 512,439,530.42
  5. Step 5: Solve for x
    x = 512,439,530.42/31,802.14
  6. Step 6: Final answer
    x = 16,113.37

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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.