Home / 30,787.95-46,189.17-10,011.45

Finding the Fourth Proportional to 30,787.95, 46,189.17 and 10,011.45

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Solution

The fourth proportional to 30,787.95, 46,189.17 and 10,011.45 is: 15,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,787.95 : 46,189.17 = 10,011.45 : x
  2. Step 2: Convert to fraction form
    30,787.95/46,189.17 = 10,011.45/x
  3. Step 3: Cross multiply
    30,787.95x = 46,189.17 × 10,011.45
  4. Step 4: Simplify right side
    30,787.95x = 462,420,566.00
  5. Step 5: Solve for x
    x = 462,420,566.00/30,787.95
  6. Step 6: Final answer
    x = 15,019.53

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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.