Home / 43,655.96-65,529.74-38,690.10

Finding the Fourth Proportional to 43,655.96, 65,529.74 and 38,690.10

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Solution

The fourth proportional to 43,655.96, 65,529.74 and 38,690.10 is: 58,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,655.96 : 65,529.74 = 38,690.10 : x
  2. Step 2: Convert to fraction form
    43,655.96/65,529.74 = 38,690.10/x
  3. Step 3: Cross multiply
    43,655.96x = 65,529.74 × 38,690.10
  4. Step 4: Simplify right side
    43,655.96x = 2,535,352,193.57
  5. Step 5: Solve for x
    x = 2,535,352,193.57/43,655.96
  6. Step 6: Final answer
    x = 58,075.75

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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.