Home / 34,707.90-52,061.85-8,412.64

Finding the Fourth Proportional to 34,707.90, 52,061.85 and 8,412.64

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Solution

The fourth proportional to 34,707.90, 52,061.85 and 8,412.64 is: 12,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,707.90 : 52,061.85 = 8,412.64 : x
  2. Step 2: Convert to fraction form
    34,707.90/52,061.85 = 8,412.64/x
  3. Step 3: Cross multiply
    34,707.90x = 52,061.85 × 8,412.64
  4. Step 4: Simplify right side
    34,707.90x = 437,977,601.78
  5. Step 5: Solve for x
    x = 437,977,601.78/34,707.90
  6. Step 6: Final answer
    x = 12,618.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.