Home / 35,788.32-53,643.96-15,780.24

Finding the Fourth Proportional to 35,788.32, 53,643.96 and 15,780.24

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Solution

The fourth proportional to 35,788.32, 53,643.96 and 15,780.24 is: 23,653.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,788.32 : 53,643.96 = 15,780.24 : x
  2. Step 2: Convert to fraction form
    35,788.32/53,643.96 = 15,780.24/x
  3. Step 3: Cross multiply
    35,788.32x = 53,643.96 × 15,780.24
  4. Step 4: Simplify right side
    35,788.32x = 846,514,563.35
  5. Step 5: Solve for x
    x = 846,514,563.35/35,788.32
  6. Step 6: Final answer
    x = 23,653.38

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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.