Home / 22,596.43-31,184.95-12,528.03

Finding the Fourth Proportional to 22,596.43, 31,184.95 and 12,528.03

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Solution

The fourth proportional to 22,596.43, 31,184.95 and 12,528.03 is: 17,289.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,596.43 : 31,184.95 = 12,528.03 : x
  2. Step 2: Convert to fraction form
    22,596.43/31,184.95 = 12,528.03/x
  3. Step 3: Cross multiply
    22,596.43x = 31,184.95 × 12,528.03
  4. Step 4: Simplify right side
    22,596.43x = 390,685,989.15
  5. Step 5: Solve for x
    x = 390,685,989.15/22,596.43
  6. Step 6: Final answer
    x = 17,289.72

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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.