Home / 32,419.12-48,631.40-9,045.84

Finding the Fourth Proportional to 32,419.12, 48,631.40 and 9,045.84

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Solution

The fourth proportional to 32,419.12, 48,631.40 and 9,045.84 is: 13,569.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.12 : 48,631.40 = 9,045.84 : x
  2. Step 2: Convert to fraction form
    32,419.12/48,631.40 = 9,045.84/x
  3. Step 3: Cross multiply
    32,419.12x = 48,631.40 × 9,045.84
  4. Step 4: Simplify right side
    32,419.12x = 439,911,863.38
  5. Step 5: Solve for x
    x = 439,911,863.38/32,419.12
  6. Step 6: Final answer
    x = 13,569.52

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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.