Home / 29,926.12-41,254.50-20,946.28

Finding the Fourth Proportional to 29,926.12, 41,254.50 and 20,946.28

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Solution

The fourth proportional to 29,926.12, 41,254.50 and 20,946.28 is: 28,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,926.12 : 41,254.50 = 20,946.28 : x
  2. Step 2: Convert to fraction form
    29,926.12/41,254.50 = 20,946.28/x
  3. Step 3: Cross multiply
    29,926.12x = 41,254.50 × 20,946.28
  4. Step 4: Simplify right side
    29,926.12x = 864,128,308.26
  5. Step 5: Solve for x
    x = 864,128,308.26/29,926.12
  6. Step 6: Final answer
    x = 28,875.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.