Home / 21,946.20-32,897.70-10,854.60

Finding the Fourth Proportional to 21,946.20, 32,897.70 and 10,854.60

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Solution

The fourth proportional to 21,946.20, 32,897.70 and 10,854.60 is: 16,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,946.20 : 32,897.70 = 10,854.60 : x
  2. Step 2: Convert to fraction form
    21,946.20/32,897.70 = 10,854.60/x
  3. Step 3: Cross multiply
    21,946.20x = 32,897.70 × 10,854.60
  4. Step 4: Simplify right side
    21,946.20x = 357,091,374.42
  5. Step 5: Solve for x
    x = 357,091,374.42/21,946.20
  6. Step 6: Final answer
    x = 16,271.22

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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.