Home / 19,030.60-28,545.90-17,734.60

Finding the Fourth Proportional to 19,030.60, 28,545.90 and 17,734.60

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Solution

The fourth proportional to 19,030.60, 28,545.90 and 17,734.60 is: 26,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.60 : 28,545.90 = 17,734.60 : x
  2. Step 2: Convert to fraction form
    19,030.60/28,545.90 = 17,734.60/x
  3. Step 3: Cross multiply
    19,030.60x = 28,545.90 × 17,734.60
  4. Step 4: Simplify right side
    19,030.60x = 506,250,118.14
  5. Step 5: Solve for x
    x = 506,250,118.14/19,030.60
  6. Step 6: Final answer
    x = 26,601.90

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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.