Home / 15,598.80-21,527.60-8,886.52

Finding the Fourth Proportional to 15,598.80, 21,527.60 and 8,886.52

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Solution

The fourth proportional to 15,598.80, 21,527.60 and 8,886.52 is: 12,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598.80 : 21,527.60 = 8,886.52 : x
  2. Step 2: Convert to fraction form
    15,598.80/21,527.60 = 8,886.52/x
  3. Step 3: Cross multiply
    15,598.80x = 21,527.60 × 8,886.52
  4. Step 4: Simplify right side
    15,598.80x = 191,305,447.95
  5. Step 5: Solve for x
    x = 191,305,447.95/15,598.80
  6. Step 6: Final answer
    x = 12,264.11

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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.