Home / 12,875.04-19,263.96-8,497.80

Finding the Fourth Proportional to 12,875.04, 19,263.96 and 8,497.80

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Solution

The fourth proportional to 12,875.04, 19,263.96 and 8,497.80 is: 12,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,875.04 : 19,263.96 = 8,497.80 : x
  2. Step 2: Convert to fraction form
    12,875.04/19,263.96 = 8,497.80/x
  3. Step 3: Cross multiply
    12,875.04x = 19,263.96 × 8,497.80
  4. Step 4: Simplify right side
    12,875.04x = 163,701,279.29
  5. Step 5: Solve for x
    x = 163,701,279.29/12,875.04
  6. Step 6: Final answer
    x = 12,714.62

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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.