Home / 16,530.60-24,799.65-5,437.40

Finding the Fourth Proportional to 16,530.60, 24,799.65 and 5,437.40

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Solution

The fourth proportional to 16,530.60, 24,799.65 and 5,437.40 is: 8,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.60 : 24,799.65 = 5,437.40 : x
  2. Step 2: Convert to fraction form
    16,530.60/24,799.65 = 5,437.40/x
  3. Step 3: Cross multiply
    16,530.60x = 24,799.65 × 5,437.40
  4. Step 4: Simplify right side
    16,530.60x = 134,845,492.91
  5. Step 5: Solve for x
    x = 134,845,492.91/16,530.60
  6. Step 6: Final answer
    x = 8,157.33

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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.