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Finding the Fourth Proportional to 29,075.77, 43,585.94 and 9,340.47

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Solution

The fourth proportional to 29,075.77, 43,585.94 and 9,340.47 is: 14,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075.77 : 43,585.94 = 9,340.47 : x
  2. Step 2: Convert to fraction form
    29,075.77/43,585.94 = 9,340.47/x
  3. Step 3: Cross multiply
    29,075.77x = 43,585.94 × 9,340.47
  4. Step 4: Simplify right side
    29,075.77x = 407,113,188.34
  5. Step 5: Solve for x
    x = 407,113,188.34/29,075.77
  6. Step 6: Final answer
    x = 14,001.80

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1.5x scale

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.