Home / 14,045.18-19,381.97-7,671.94

Finding the Fourth Proportional to 14,045.18, 19,381.97 and 7,671.94

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Solution

The fourth proportional to 14,045.18, 19,381.97 and 7,671.94 is: 10,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.18 : 19,381.97 = 7,671.94 : x
  2. Step 2: Convert to fraction form
    14,045.18/19,381.97 = 7,671.94/x
  3. Step 3: Cross multiply
    14,045.18x = 19,381.97 × 7,671.94
  4. Step 4: Simplify right side
    14,045.18x = 148,697,321.02
  5. Step 5: Solve for x
    x = 148,697,321.02/14,045.18
  6. Step 6: Final answer
    x = 10,587.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.