Home / 22,440.17-30,967.26-12,368.63

Finding the Fourth Proportional to 22,440.17, 30,967.26 and 12,368.63

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Solution

The fourth proportional to 22,440.17, 30,967.26 and 12,368.63 is: 17,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440.17 : 30,967.26 = 12,368.63 : x
  2. Step 2: Convert to fraction form
    22,440.17/30,967.26 = 12,368.63/x
  3. Step 3: Cross multiply
    22,440.17x = 30,967.26 × 12,368.63
  4. Step 4: Simplify right side
    22,440.17x = 383,022,581.05
  5. Step 5: Solve for x
    x = 383,022,581.05/22,440.17
  6. Step 6: Final answer
    x = 17,068.61

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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.