Home / 58,585.17-80,847.10-31,727.05

Finding the Fourth Proportional to 58,585.17, 80,847.10 and 31,727.05

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Solution

The fourth proportional to 58,585.17, 80,847.10 and 31,727.05 is: 43,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,585.17 : 80,847.10 = 31,727.05 : x
  2. Step 2: Convert to fraction form
    58,585.17/80,847.10 = 31,727.05/x
  3. Step 3: Cross multiply
    58,585.17x = 80,847.10 × 31,727.05
  4. Step 4: Simplify right side
    58,585.17x = 2,565,039,984.06
  5. Step 5: Solve for x
    x = 2,565,039,984.06/58,585.17
  6. Step 6: Final answer
    x = 43,783.10

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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.