Home / 19,575.32-29,362.84-4,784.11

Finding the Fourth Proportional to 19,575.32, 29,362.84 and 4,784.11

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Solution

The fourth proportional to 19,575.32, 29,362.84 and 4,784.11 is: 7,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.32 : 29,362.84 = 4,784.11 : x
  2. Step 2: Convert to fraction form
    19,575.32/29,362.84 = 4,784.11/x
  3. Step 3: Cross multiply
    19,575.32x = 29,362.84 × 4,784.11
  4. Step 4: Simplify right side
    19,575.32x = 140,475,056.47
  5. Step 5: Solve for x
    x = 140,475,056.47/19,575.32
  6. Step 6: Final answer
    x = 7,176.13

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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.