Home / 15,264.06-21,063.20-8,548.13

Finding the Fourth Proportional to 15,264.06, 21,063.20 and 8,548.13

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Solution

The fourth proportional to 15,264.06, 21,063.20 and 8,548.13 is: 11,795.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,264.06 : 21,063.20 = 8,548.13 : x
  2. Step 2: Convert to fraction form
    15,264.06/21,063.20 = 8,548.13/x
  3. Step 3: Cross multiply
    15,264.06x = 21,063.20 × 8,548.13
  4. Step 4: Simplify right side
    15,264.06x = 180,050,823.76
  5. Step 5: Solve for x
    x = 180,050,823.76/15,264.06
  6. Step 6: Final answer
    x = 11,795.74

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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.