Home / 31,338.02-43,247.06-19,232.44

Finding the Fourth Proportional to 31,338.02, 43,247.06 and 19,232.44

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Solution

The fourth proportional to 31,338.02, 43,247.06 and 19,232.44 is: 26,541.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338.02 : 43,247.06 = 19,232.44 : x
  2. Step 2: Convert to fraction form
    31,338.02/43,247.06 = 19,232.44/x
  3. Step 3: Cross multiply
    31,338.02x = 43,247.06 × 19,232.44
  4. Step 4: Simplify right side
    31,338.02x = 831,746,486.63
  5. Step 5: Solve for x
    x = 831,746,486.63/31,338.02
  6. Step 6: Final answer
    x = 26,541.13

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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.