Home / 58,435.08-80,634.47-34,557.09

Finding the Fourth Proportional to 58,435.08, 80,634.47 and 34,557.09

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Solution

The fourth proportional to 58,435.08, 80,634.47 and 34,557.09 is: 47,685.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,435.08 : 80,634.47 = 34,557.09 : x
  2. Step 2: Convert to fraction form
    58,435.08/80,634.47 = 34,557.09/x
  3. Step 3: Cross multiply
    58,435.08x = 80,634.47 × 34,557.09
  4. Step 4: Simplify right side
    58,435.08x = 2,786,492,464.11
  5. Step 5: Solve for x
    x = 2,786,492,464.11/58,435.08
  6. Step 6: Final answer
    x = 47,685.27

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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.