Home / 38,169.95-52,674.48-21,176.77

Finding the Fourth Proportional to 38,169.95, 52,674.48 and 21,176.77

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Solution

The fourth proportional to 38,169.95, 52,674.48 and 21,176.77 is: 29,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,169.95 : 52,674.48 = 21,176.77 : x
  2. Step 2: Convert to fraction form
    38,169.95/52,674.48 = 21,176.77/x
  3. Step 3: Cross multiply
    38,169.95x = 52,674.48 × 21,176.77
  4. Step 4: Simplify right side
    38,169.95x = 1,115,475,347.83
  5. Step 5: Solve for x
    x = 1,115,475,347.83/38,169.95
  6. Step 6: Final answer
    x = 29,223.91

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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.