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Finding the Fourth Proportional to 35,354.84, 48,788.58 and 19,437.80

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Solution

The fourth proportional to 35,354.84, 48,788.58 and 19,437.80 is: 26,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,354.84 : 48,788.58 = 19,437.80 : x
  2. Step 2: Convert to fraction form
    35,354.84/48,788.58 = 19,437.80/x
  3. Step 3: Cross multiply
    35,354.84x = 48,788.58 × 19,437.80
  4. Step 4: Simplify right side
    35,354.84x = 948,342,660.32
  5. Step 5: Solve for x
    x = 948,342,660.32/35,354.84
  6. Step 6: Final answer
    x = 26,823.56

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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.