Home / 45,551.95-68,263.69-21,510.60

Finding the Fourth Proportional to 45,551.95, 68,263.69 and 21,510.60

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Solution

The fourth proportional to 45,551.95, 68,263.69 and 21,510.60 is: 32,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,551.95 : 68,263.69 = 21,510.60 : x
  2. Step 2: Convert to fraction form
    45,551.95/68,263.69 = 21,510.60/x
  3. Step 3: Cross multiply
    45,551.95x = 68,263.69 × 21,510.60
  4. Step 4: Simplify right side
    45,551.95x = 1,468,392,930.11
  5. Step 5: Solve for x
    x = 1,468,392,930.11/45,551.95
  6. Step 6: Final answer
    x = 32,235.57

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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.