Home / 14,340.48-21,510.08-3,952.64

Finding the Fourth Proportional to 14,340.48, 21,510.08 and 3,952.64

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Solution

The fourth proportional to 14,340.48, 21,510.08 and 3,952.64 is: 5,928.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.48 : 21,510.08 = 3,952.64 : x
  2. Step 2: Convert to fraction form
    14,340.48/21,510.08 = 3,952.64/x
  3. Step 3: Cross multiply
    14,340.48x = 21,510.08 × 3,952.64
  4. Step 4: Simplify right side
    14,340.48x = 85,021,602.61
  5. Step 5: Solve for x
    x = 85,021,602.61/14,340.48
  6. Step 6: Final answer
    x = 5,928.78

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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.