Home / 12,364.07-17,070.20-8,586.02

Finding the Fourth Proportional to 12,364.07, 17,070.20 and 8,586.02

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Solution

The fourth proportional to 12,364.07, 17,070.20 and 8,586.02 is: 11,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.07 : 17,070.20 = 8,586.02 : x
  2. Step 2: Convert to fraction form
    12,364.07/17,070.20 = 8,586.02/x
  3. Step 3: Cross multiply
    12,364.07x = 17,070.20 × 8,586.02
  4. Step 4: Simplify right side
    12,364.07x = 146,564,950.32
  5. Step 5: Solve for x
    x = 146,564,950.32/12,364.07
  6. Step 6: Final answer
    x = 11,854.11

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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.