Home / 58,909.50-81,268.20-35,022.60

Finding the Fourth Proportional to 58,909.50, 81,268.20 and 35,022.60

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Solution

The fourth proportional to 58,909.50, 81,268.20 and 35,022.60 is: 48,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,909.50 : 81,268.20 = 35,022.60 : x
  2. Step 2: Convert to fraction form
    58,909.50/81,268.20 = 35,022.60/x
  3. Step 3: Cross multiply
    58,909.50x = 81,268.20 × 35,022.60
  4. Step 4: Simplify right side
    58,909.50x = 2,846,223,661.32
  5. Step 5: Solve for x
    x = 2,846,223,661.32/58,909.50
  6. Step 6: Final answer
    x = 48,315.19

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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.