Home / 35,505.28-53,248.78-10,539.42

Finding the Fourth Proportional to 35,505.28, 53,248.78 and 10,539.42

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Solution

The fourth proportional to 35,505.28, 53,248.78 and 10,539.42 is: 15,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,505.28 : 53,248.78 = 10,539.42 : x
  2. Step 2: Convert to fraction form
    35,505.28/53,248.78 = 10,539.42/x
  3. Step 3: Cross multiply
    35,505.28x = 53,248.78 × 10,539.42
  4. Step 4: Simplify right side
    35,505.28x = 561,211,256.91
  5. Step 5: Solve for x
    x = 561,211,256.91/35,505.28
  6. Step 6: Final answer
    x = 15,806.42

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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.