Home / 21,529.07-32,263.53-10,432.81

Finding the Fourth Proportional to 21,529.07, 32,263.53 and 10,432.81

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Solution

The fourth proportional to 21,529.07, 32,263.53 and 10,432.81 is: 15,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529.07 : 32,263.53 = 10,432.81 : x
  2. Step 2: Convert to fraction form
    21,529.07/32,263.53 = 10,432.81/x
  3. Step 3: Cross multiply
    21,529.07x = 32,263.53 × 10,432.81
  4. Step 4: Simplify right side
    21,529.07x = 336,599,278.42
  5. Step 5: Solve for x
    x = 336,599,278.42/21,529.07
  6. Step 6: Final answer
    x = 15,634.64

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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.