Home / 48,017.09-72,029.48-12,956.24

Finding the Fourth Proportional to 48,017.09, 72,029.48 and 12,956.24

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Solution

The fourth proportional to 48,017.09, 72,029.48 and 12,956.24 is: 19,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,017.09 : 72,029.48 = 12,956.24 : x
  2. Step 2: Convert to fraction form
    48,017.09/72,029.48 = 12,956.24/x
  3. Step 3: Cross multiply
    48,017.09x = 72,029.48 × 12,956.24
  4. Step 4: Simplify right side
    48,017.09x = 933,230,805.03
  5. Step 5: Solve for x
    x = 933,230,805.03/48,017.09
  6. Step 6: Final answer
    x = 19,435.39

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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.