Home / 31,802.04-47,703.12-11,025.56

Finding the Fourth Proportional to 31,802.04, 47,703.12 and 11,025.56

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Solution

The fourth proportional to 31,802.04, 47,703.12 and 11,025.56 is: 16,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,802.04 : 47,703.12 = 11,025.56 : x
  2. Step 2: Convert to fraction form
    31,802.04/47,703.12 = 11,025.56/x
  3. Step 3: Cross multiply
    31,802.04x = 47,703.12 × 11,025.56
  4. Step 4: Simplify right side
    31,802.04x = 525,953,611.75
  5. Step 5: Solve for x
    x = 525,953,611.75/31,802.04
  6. Step 6: Final answer
    x = 16,538.36

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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.