Home / 22,574.41-31,185.11-18,031.12

Finding the Fourth Proportional to 22,574.41, 31,185.11 and 18,031.12

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Solution

The fourth proportional to 22,574.41, 31,185.11 and 18,031.12 is: 24,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,574.41 : 31,185.11 = 18,031.12 : x
  2. Step 2: Convert to fraction form
    22,574.41/31,185.11 = 18,031.12/x
  3. Step 3: Cross multiply
    22,574.41x = 31,185.11 × 18,031.12
  4. Step 4: Simplify right side
    22,574.41x = 562,302,292.50
  5. Step 5: Solve for x
    x = 562,302,292.50/22,574.41
  6. Step 6: Final answer
    x = 24,908.84

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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.