Home / 14,300.88-19,734.12-8,012.40

Finding the Fourth Proportional to 14,300.88, 19,734.12 and 8,012.40

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Solution

The fourth proportional to 14,300.88, 19,734.12 and 8,012.40 is: 11,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.88 : 19,734.12 = 8,012.40 : x
  2. Step 2: Convert to fraction form
    14,300.88/19,734.12 = 8,012.40/x
  3. Step 3: Cross multiply
    14,300.88x = 19,734.12 × 8,012.40
  4. Step 4: Simplify right side
    14,300.88x = 158,117,663.09
  5. Step 5: Solve for x
    x = 158,117,663.09/14,300.88
  6. Step 6: Final answer
    x = 11,056.50

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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.