Home / 45,075.12-67,529.76-22,904.40

Finding the Fourth Proportional to 45,075.12, 67,529.76 and 22,904.40

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Solution

The fourth proportional to 45,075.12, 67,529.76 and 22,904.40 is: 34,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,075.12 : 67,529.76 = 22,904.40 : x
  2. Step 2: Convert to fraction form
    45,075.12/67,529.76 = 22,904.40/x
  3. Step 3: Cross multiply
    45,075.12x = 67,529.76 × 22,904.40
  4. Step 4: Simplify right side
    45,075.12x = 1,546,728,634.94
  5. Step 5: Solve for x
    x = 1,546,728,634.94/45,075.12
  6. Step 6: Final answer
    x = 34,314.47

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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.