Home / 14,503.52-21,783.36-12,874.16

Finding the Fourth Proportional to 14,503.52, 21,783.36 and 12,874.16

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Solution

The fourth proportional to 14,503.52, 21,783.36 and 12,874.16 is: 19,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.52 : 21,783.36 = 12,874.16 : x
  2. Step 2: Convert to fraction form
    14,503.52/21,783.36 = 12,874.16/x
  3. Step 3: Cross multiply
    14,503.52x = 21,783.36 × 12,874.16
  4. Step 4: Simplify right side
    14,503.52x = 280,442,461.98
  5. Step 5: Solve for x
    x = 280,442,461.98/14,503.52
  6. Step 6: Final answer
    x = 19,336.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.