Home / 12,902.52-19,355.67-4,580.13

Finding the Fourth Proportional to 12,902.52, 19,355.67 and 4,580.13

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Solution

The fourth proportional to 12,902.52, 19,355.67 and 4,580.13 is: 6,870.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.52 : 19,355.67 = 4,580.13 : x
  2. Step 2: Convert to fraction form
    12,902.52/19,355.67 = 4,580.13/x
  3. Step 3: Cross multiply
    12,902.52x = 19,355.67 × 4,580.13
  4. Step 4: Simplify right side
    12,902.52x = 88,651,484.84
  5. Step 5: Solve for x
    x = 88,651,484.84/12,902.52
  6. Step 6: Final answer
    x = 6,870.87

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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.