Home / 19,217.60-28,828.78-6,569.46

Finding the Fourth Proportional to 19,217.60, 28,828.78 and 6,569.46

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Solution

The fourth proportional to 19,217.60, 28,828.78 and 6,569.46 is: 9,855.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.60 : 28,828.78 = 6,569.46 : x
  2. Step 2: Convert to fraction form
    19,217.60/28,828.78 = 6,569.46/x
  3. Step 3: Cross multiply
    19,217.60x = 28,828.78 × 6,569.46
  4. Step 4: Simplify right side
    19,217.60x = 189,389,517.06
  5. Step 5: Solve for x
    x = 189,389,517.06/19,217.60
  6. Step 6: Final answer
    x = 9,855.00

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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.