Home / 55,728.48-83,590.56-14,176.56

Finding the Fourth Proportional to 55,728.48, 83,590.56 and 14,176.56

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Solution

The fourth proportional to 55,728.48, 83,590.56 and 14,176.56 is: 21,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,728.48 : 83,590.56 = 14,176.56 : x
  2. Step 2: Convert to fraction form
    55,728.48/83,590.56 = 14,176.56/x
  3. Step 3: Cross multiply
    55,728.48x = 83,590.56 × 14,176.56
  4. Step 4: Simplify right side
    55,728.48x = 1,185,026,589.27
  5. Step 5: Solve for x
    x = 1,185,026,589.27/55,728.48
  6. Step 6: Final answer
    x = 21,264.29

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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.