Home / 14,305.34-19,730.54-12,533.88

Finding the Fourth Proportional to 14,305.34, 19,730.54 and 12,533.88

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Solution

The fourth proportional to 14,305.34, 19,730.54 and 12,533.88 is: 17,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.34 : 19,730.54 = 12,533.88 : x
  2. Step 2: Convert to fraction form
    14,305.34/19,730.54 = 12,533.88/x
  3. Step 3: Cross multiply
    14,305.34x = 19,730.54 × 12,533.88
  4. Step 4: Simplify right side
    14,305.34x = 247,300,220.70
  5. Step 5: Solve for x
    x = 247,300,220.70/14,305.34
  6. Step 6: Final answer
    x = 17,287.27

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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.