Home / 19,023.60-28,532.70-5,877.30

Finding the Fourth Proportional to 19,023.60, 28,532.70 and 5,877.30

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Solution

The fourth proportional to 19,023.60, 28,532.70 and 5,877.30 is: 8,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.60 : 28,532.70 = 5,877.30 : x
  2. Step 2: Convert to fraction form
    19,023.60/28,532.70 = 5,877.30/x
  3. Step 3: Cross multiply
    19,023.60x = 28,532.70 × 5,877.30
  4. Step 4: Simplify right side
    19,023.60x = 167,695,237.71
  5. Step 5: Solve for x
    x = 167,695,237.71/19,023.60
  6. Step 6: Final answer
    x = 8,815.12

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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.