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Finding the Fourth Proportional to 35,569.20, 53,283.60 and 18,051.60

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Solution

The fourth proportional to 35,569.20, 53,283.60 and 18,051.60 is: 27,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,569.20 : 53,283.60 = 18,051.60 : x
  2. Step 2: Convert to fraction form
    35,569.20/53,283.60 = 18,051.60/x
  3. Step 3: Cross multiply
    35,569.20x = 53,283.60 × 18,051.60
  4. Step 4: Simplify right side
    35,569.20x = 961,854,233.76
  5. Step 5: Solve for x
    x = 961,854,233.76/35,569.20
  6. Step 6: Final answer
    x = 27,041.77

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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.