Home / 42,909.11-59,213.80-23,788.79

Finding the Fourth Proportional to 42,909.11, 59,213.80 and 23,788.79

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Solution

The fourth proportional to 42,909.11, 59,213.80 and 23,788.79 is: 32,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,909.11 : 59,213.80 = 23,788.79 : x
  2. Step 2: Convert to fraction form
    42,909.11/59,213.80 = 23,788.79/x
  3. Step 3: Cross multiply
    42,909.11x = 59,213.80 × 23,788.79
  4. Step 4: Simplify right side
    42,909.11x = 1,408,624,609.02
  5. Step 5: Solve for x
    x = 1,408,624,609.02/42,909.11
  6. Step 6: Final answer
    x = 32,828.10

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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.