Home / 59,788.62-89,677-20,345.16

Finding the Fourth Proportional to 59,788.62, 89,677 and 20,345.16

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Solution

The fourth proportional to 59,788.62, 89,677 and 20,345.16 is: 30,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,788.62 : 89,677 = 20,345.16 : x
  2. Step 2: Convert to fraction form
    59,788.62/89,677 = 20,345.16/x
  3. Step 3: Cross multiply
    59,788.62x = 89,677 × 20,345.16
  4. Step 4: Simplify right side
    59,788.62x = 1,824,492,913.32
  5. Step 5: Solve for x
    x = 1,824,492,913.32/59,788.62
  6. Step 6: Final answer
    x = 30,515.72

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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.