Home / 29,075.20-43,612.80-26,159.20

Finding the Fourth Proportional to 29,075.20, 43,612.80 and 26,159.20

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Solution

The fourth proportional to 29,075.20, 43,612.80 and 26,159.20 is: 39,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075.20 : 43,612.80 = 26,159.20 : x
  2. Step 2: Convert to fraction form
    29,075.20/43,612.80 = 26,159.20/x
  3. Step 3: Cross multiply
    29,075.20x = 43,612.80 × 26,159.20
  4. Step 4: Simplify right side
    29,075.20x = 1,140,875,957.76
  5. Step 5: Solve for x
    x = 1,140,875,957.76/29,075.20
  6. Step 6: Final answer
    x = 39,238.80

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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.