Home / 58,720.50-81,007.38-34,833.60

Finding the Fourth Proportional to 58,720.50, 81,007.38 and 34,833.60

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Solution

The fourth proportional to 58,720.50, 81,007.38 and 34,833.60 is: 48,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,720.50 : 81,007.38 = 34,833.60 : x
  2. Step 2: Convert to fraction form
    58,720.50/81,007.38 = 34,833.60/x
  3. Step 3: Cross multiply
    58,720.50x = 81,007.38 × 34,833.60
  4. Step 4: Simplify right side
    58,720.50x = 2,821,778,671.97
  5. Step 5: Solve for x
    x = 2,821,778,671.97/58,720.50
  6. Step 6: Final answer
    x = 48,054.40

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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.