Home / 35,799.36-53,714.16-19,155

Finding the Fourth Proportional to 35,799.36, 53,714.16 and 19,155

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Solution

The fourth proportional to 35,799.36, 53,714.16 and 19,155 is: 28,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.36 : 53,714.16 = 19,155 : x
  2. Step 2: Convert to fraction form
    35,799.36/53,714.16 = 19,155/x
  3. Step 3: Cross multiply
    35,799.36x = 53,714.16 × 19,155
  4. Step 4: Simplify right side
    35,799.36x = 1,028,894,734.80
  5. Step 5: Solve for x
    x = 1,028,894,734.80/35,799.36
  6. Step 6: Final answer
    x = 28,740.59

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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.