Home / 15,527.76-21,453.36-10,833

Finding the Fourth Proportional to 15,527.76, 21,453.36 and 10,833

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Solution

The fourth proportional to 15,527.76, 21,453.36 and 10,833 is: 14,967.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527.76 : 21,453.36 = 10,833 : x
  2. Step 2: Convert to fraction form
    15,527.76/21,453.36 = 10,833/x
  3. Step 3: Cross multiply
    15,527.76x = 21,453.36 × 10,833
  4. Step 4: Simplify right side
    15,527.76x = 232,404,248.88
  5. Step 5: Solve for x
    x = 232,404,248.88/15,527.76
  6. Step 6: Final answer
    x = 14,967.02

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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.