Home / 57,980.14-80,011.55-32,486.40

Finding the Fourth Proportional to 57,980.14, 80,011.55 and 32,486.40

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Solution

The fourth proportional to 57,980.14, 80,011.55 and 32,486.40 is: 44,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,980.14 : 80,011.55 = 32,486.40 : x
  2. Step 2: Convert to fraction form
    57,980.14/80,011.55 = 32,486.40/x
  3. Step 3: Cross multiply
    57,980.14x = 80,011.55 × 32,486.40
  4. Step 4: Simplify right side
    57,980.14x = 2,599,287,299.14
  5. Step 5: Solve for x
    x = 2,599,287,299.14/57,980.14
  6. Step 6: Final answer
    x = 44,830.65

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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.