Home / 22,596.41-31,184.87-12,528.07

Finding the Fourth Proportional to 22,596.41, 31,184.87 and 12,528.07

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Solution

The fourth proportional to 22,596.41, 31,184.87 and 12,528.07 is: 17,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,596.41 : 31,184.87 = 12,528.07 : x
  2. Step 2: Convert to fraction form
    22,596.41/31,184.87 = 12,528.07/x
  3. Step 3: Cross multiply
    22,596.41x = 31,184.87 × 12,528.07
  4. Step 4: Simplify right side
    22,596.41x = 390,686,093.70
  5. Step 5: Solve for x
    x = 390,686,093.70/22,596.41
  6. Step 6: Final answer
    x = 17,289.74

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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.