Home / 35,155.32-48,514.23-19,239.90

Finding the Fourth Proportional to 35,155.32, 48,514.23 and 19,239.90

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Solution

The fourth proportional to 35,155.32, 48,514.23 and 19,239.90 is: 26,551.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,155.32 : 48,514.23 = 19,239.90 : x
  2. Step 2: Convert to fraction form
    35,155.32/48,514.23 = 19,239.90/x
  3. Step 3: Cross multiply
    35,155.32x = 48,514.23 × 19,239.90
  4. Step 4: Simplify right side
    35,155.32x = 933,408,933.78
  5. Step 5: Solve for x
    x = 933,408,933.78/35,155.32
  6. Step 6: Final answer
    x = 26,551.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.