Home / 31,232.04-43,100.34-19,292.64

Finding the Fourth Proportional to 31,232.04, 43,100.34 and 19,292.64

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Solution

The fourth proportional to 31,232.04, 43,100.34 and 19,292.64 is: 26,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.04 : 43,100.34 = 19,292.64 : x
  2. Step 2: Convert to fraction form
    31,232.04/43,100.34 = 19,292.64/x
  3. Step 3: Cross multiply
    31,232.04x = 43,100.34 × 19,292.64
  4. Step 4: Simplify right side
    31,232.04x = 831,519,343.50
  5. Step 5: Solve for x
    x = 831,519,343.50/31,232.04
  6. Step 6: Final answer
    x = 26,623.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.