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Finding the Fourth Proportional to 35,602.32, 53,402.28 and 16,891.32

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Solution

The fourth proportional to 35,602.32, 53,402.28 and 16,891.32 is: 25,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.32 : 53,402.28 = 16,891.32 : x
  2. Step 2: Convert to fraction form
    35,602.32/53,402.28 = 16,891.32/x
  3. Step 3: Cross multiply
    35,602.32x = 53,402.28 × 16,891.32
  4. Step 4: Simplify right side
    35,602.32x = 902,035,000.21
  5. Step 5: Solve for x
    x = 902,035,000.21/35,602.32
  6. Step 6: Final answer
    x = 25,336.41

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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.