Home / 19,030.60-28,545.90-6,564.70

Finding the Fourth Proportional to 19,030.60, 28,545.90 and 6,564.70

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Solution

The fourth proportional to 19,030.60, 28,545.90 and 6,564.70 is: 9,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.60 : 28,545.90 = 6,564.70 : x
  2. Step 2: Convert to fraction form
    19,030.60/28,545.90 = 6,564.70/x
  3. Step 3: Cross multiply
    19,030.60x = 28,545.90 × 6,564.70
  4. Step 4: Simplify right side
    19,030.60x = 187,395,269.73
  5. Step 5: Solve for x
    x = 187,395,269.73/19,030.60
  6. Step 6: Final answer
    x = 9,847.05

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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.