Home / 35,298.48-48,717-21,152.64

Finding the Fourth Proportional to 35,298.48, 48,717 and 21,152.64

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Solution

The fourth proportional to 35,298.48, 48,717 and 21,152.64 is: 29,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,298.48 : 48,717 = 21,152.64 : x
  2. Step 2: Convert to fraction form
    35,298.48/48,717 = 21,152.64/x
  3. Step 3: Cross multiply
    35,298.48x = 48,717 × 21,152.64
  4. Step 4: Simplify right side
    35,298.48x = 1,030,493,162.88
  5. Step 5: Solve for x
    x = 1,030,493,162.88/35,298.48
  6. Step 6: Final answer
    x = 29,193.70

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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.