Home / 43,389.80-65,010.40-23,682.19

Finding the Fourth Proportional to 43,389.80, 65,010.40 and 23,682.19

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Solution

The fourth proportional to 43,389.80, 65,010.40 and 23,682.19 is: 35,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,389.80 : 65,010.40 = 23,682.19 : x
  2. Step 2: Convert to fraction form
    43,389.80/65,010.40 = 23,682.19/x
  3. Step 3: Cross multiply
    43,389.80x = 65,010.40 × 23,682.19
  4. Step 4: Simplify right side
    43,389.80x = 1,539,588,319.72
  5. Step 5: Solve for x
    x = 1,539,588,319.72/43,389.80
  6. Step 6: Final answer
    x = 35,482.72

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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.