Home / 38,713.25-58,075.65-13,751.21

Finding the Fourth Proportional to 38,713.25, 58,075.65 and 13,751.21

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Solution

The fourth proportional to 38,713.25, 58,075.65 and 13,751.21 is: 20,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713.25 : 58,075.65 = 13,751.21 : x
  2. Step 2: Convert to fraction form
    38,713.25/58,075.65 = 13,751.21/x
  3. Step 3: Cross multiply
    38,713.25x = 58,075.65 × 13,751.21
  4. Step 4: Simplify right side
    38,713.25x = 798,610,459.04
  5. Step 5: Solve for x
    x = 798,610,459.04/38,713.25
  6. Step 6: Final answer
    x = 20,628.87

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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.