Home / 19,671.46-29,510.10-6,520.93

Finding the Fourth Proportional to 19,671.46, 29,510.10 and 6,520.93

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Solution

The fourth proportional to 19,671.46, 29,510.10 and 6,520.93 is: 9,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671.46 : 29,510.10 = 6,520.93 : x
  2. Step 2: Convert to fraction form
    19,671.46/29,510.10 = 6,520.93/x
  3. Step 3: Cross multiply
    19,671.46x = 29,510.10 × 6,520.93
  4. Step 4: Simplify right side
    19,671.46x = 192,433,296.39
  5. Step 5: Solve for x
    x = 192,433,296.39/19,671.46
  6. Step 6: Final answer
    x = 9,782.36

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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.