Home / 23,184.82-31,995.06-12,574.47

Finding the Fourth Proportional to 23,184.82, 31,995.06 and 12,574.47

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Solution

The fourth proportional to 23,184.82, 31,995.06 and 12,574.47 is: 17,352.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,184.82 : 31,995.06 = 12,574.47 : x
  2. Step 2: Convert to fraction form
    23,184.82/31,995.06 = 12,574.47/x
  3. Step 3: Cross multiply
    23,184.82x = 31,995.06 × 12,574.47
  4. Step 4: Simplify right side
    23,184.82x = 402,320,922.12
  5. Step 5: Solve for x
    x = 402,320,922.12/23,184.82
  6. Step 6: Final answer
    x = 17,352.77

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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.