Home / 39,513.06-54,524.43-22,520.07

Finding the Fourth Proportional to 39,513.06, 54,524.43 and 22,520.07

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Solution

The fourth proportional to 39,513.06, 54,524.43 and 22,520.07 is: 31,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,513.06 : 54,524.43 = 22,520.07 : x
  2. Step 2: Convert to fraction form
    39,513.06/54,524.43 = 22,520.07/x
  3. Step 3: Cross multiply
    39,513.06x = 54,524.43 × 22,520.07
  4. Step 4: Simplify right side
    39,513.06x = 1,227,893,980.31
  5. Step 5: Solve for x
    x = 1,227,893,980.31/39,513.06
  6. Step 6: Final answer
    x = 31,075.65

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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.