Home / 19,885.60-29,828.40-6,032.80

Finding the Fourth Proportional to 19,885.60, 29,828.40 and 6,032.80

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Solution

The fourth proportional to 19,885.60, 29,828.40 and 6,032.80 is: 9,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.60 : 29,828.40 = 6,032.80 : x
  2. Step 2: Convert to fraction form
    19,885.60/29,828.40 = 6,032.80/x
  3. Step 3: Cross multiply
    19,885.60x = 29,828.40 × 6,032.80
  4. Step 4: Simplify right side
    19,885.60x = 179,948,771.52
  5. Step 5: Solve for x
    x = 179,948,771.52/19,885.60
  6. Step 6: Final answer
    x = 9,049.20

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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.