Home / 35,899.20-53,856.54-10,938.60

Finding the Fourth Proportional to 35,899.20, 53,856.54 and 10,938.60

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Solution

The fourth proportional to 35,899.20, 53,856.54 and 10,938.60 is: 16,410.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,899.20 : 53,856.54 = 10,938.60 : x
  2. Step 2: Convert to fraction form
    35,899.20/53,856.54 = 10,938.60/x
  3. Step 3: Cross multiply
    35,899.20x = 53,856.54 × 10,938.60
  4. Step 4: Simplify right side
    35,899.20x = 589,115,148.44
  5. Step 5: Solve for x
    x = 589,115,148.44/35,899.20
  6. Step 6: Final answer
    x = 16,410.26

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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.