Home / 52,776.96-79,165.32-21,612.24

Finding the Fourth Proportional to 52,776.96, 79,165.32 and 21,612.24

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Solution

The fourth proportional to 52,776.96, 79,165.32 and 21,612.24 is: 32,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776.96 : 79,165.32 = 21,612.24 : x
  2. Step 2: Convert to fraction form
    52,776.96/79,165.32 = 21,612.24/x
  3. Step 3: Cross multiply
    52,776.96x = 79,165.32 × 21,612.24
  4. Step 4: Simplify right side
    52,776.96x = 1,710,939,895.52
  5. Step 5: Solve for x
    x = 1,710,939,895.52/52,776.96
  6. Step 6: Final answer
    x = 32,418.31

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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.