Home / 35,928.79-53,893.28-12,555.23

Finding the Fourth Proportional to 35,928.79, 53,893.28 and 12,555.23

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Solution

The fourth proportional to 35,928.79, 53,893.28 and 12,555.23 is: 18,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,928.79 : 53,893.28 = 12,555.23 : x
  2. Step 2: Convert to fraction form
    35,928.79/53,893.28 = 12,555.23/x
  3. Step 3: Cross multiply
    35,928.79x = 53,893.28 × 12,555.23
  4. Step 4: Simplify right side
    35,928.79x = 676,642,287.78
  5. Step 5: Solve for x
    x = 676,642,287.78/35,928.79
  6. Step 6: Final answer
    x = 18,832.87

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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.