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Finding the Fourth Proportional to 35,671.60, 53,492.28 and 19,028.08

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Solution

The fourth proportional to 35,671.60, 53,492.28 and 19,028.08 is: 28,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,671.60 : 53,492.28 = 19,028.08 : x
  2. Step 2: Convert to fraction form
    35,671.60/53,492.28 = 19,028.08/x
  3. Step 3: Cross multiply
    35,671.60x = 53,492.28 × 19,028.08
  4. Step 4: Simplify right side
    35,671.60x = 1,017,855,383.22
  5. Step 5: Solve for x
    x = 1,017,855,383.22/35,671.60
  6. Step 6: Final answer
    x = 28,534.05

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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.