Home / 22,307.60-33,461.40-19,326.80

Finding the Fourth Proportional to 22,307.60, 33,461.40 and 19,326.80

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Solution

The fourth proportional to 22,307.60, 33,461.40 and 19,326.80 is: 28,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.60 : 33,461.40 = 19,326.80 : x
  2. Step 2: Convert to fraction form
    22,307.60/33,461.40 = 19,326.80/x
  3. Step 3: Cross multiply
    22,307.60x = 33,461.40 × 19,326.80
  4. Step 4: Simplify right side
    22,307.60x = 646,701,785.52
  5. Step 5: Solve for x
    x = 646,701,785.52/22,307.60
  6. Step 6: Final answer
    x = 28,990.20

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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.