Home / 45,551.67-68,263.27-21,510.32

Finding the Fourth Proportional to 45,551.67, 68,263.27 and 21,510.32

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Solution

The fourth proportional to 45,551.67, 68,263.27 and 21,510.32 is: 32,235.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,551.67 : 68,263.27 = 21,510.32 : x
  2. Step 2: Convert to fraction form
    45,551.67/68,263.27 = 21,510.32/x
  3. Step 3: Cross multiply
    45,551.67x = 68,263.27 × 21,510.32
  4. Step 4: Simplify right side
    45,551.67x = 1,468,364,781.95
  5. Step 5: Solve for x
    x = 1,468,364,781.95/45,551.67
  6. Step 6: Final answer
    x = 32,235.15

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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.