Home / 35,919.83-53,881.26-10,619.40

Finding the Fourth Proportional to 35,919.83, 53,881.26 and 10,619.40

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Solution

The fourth proportional to 35,919.83, 53,881.26 and 10,619.40 is: 15,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.83 : 53,881.26 = 10,619.40 : x
  2. Step 2: Convert to fraction form
    35,919.83/53,881.26 = 10,619.40/x
  3. Step 3: Cross multiply
    35,919.83x = 53,881.26 × 10,619.40
  4. Step 4: Simplify right side
    35,919.83x = 572,186,652.44
  5. Step 5: Solve for x
    x = 572,186,652.44/35,919.83
  6. Step 6: Final answer
    x = 15,929.55

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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.