Home / 47,355.10-71,032.84-14,075.48

Finding the Fourth Proportional to 47,355.10, 71,032.84 and 14,075.48

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Solution

The fourth proportional to 47,355.10, 71,032.84 and 14,075.48 is: 21,113.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.10 : 71,032.84 = 14,075.48 : x
  2. Step 2: Convert to fraction form
    47,355.10/71,032.84 = 14,075.48/x
  3. Step 3: Cross multiply
    47,355.10x = 71,032.84 × 14,075.48
  4. Step 4: Simplify right side
    47,355.10x = 999,821,318.76
  5. Step 5: Solve for x
    x = 999,821,318.76/47,355.10
  6. Step 6: Final answer
    x = 21,113.28

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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.